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Dongguan Yexun Electronic Technology Co,Ltd YXDZ-007 BATTERY POWERED BLUETOOTH SPEAKER 2BB48YXDZ-007 2BB48YXDZ007 yxdz 007

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FCC Test Report
Report No: FCS202307132W01 Issued for

Applicant:

Dongguan Yexun Electronic Technology Co,Ltd

Address:

Room 201, Unit 1, Building 2, No.8 Hetangang Road, Humen Town, Dongguan, Guangdong, P.R.China

Product Name:

BATTERY POWERED BLUETOOTH SPEAKER

Brand Name:

DTEZTECH, Hiesuan, Hipoke, WaxPar, YEX-BUR, Taingwei, Giqtxpz, Zinkiwayr, GerttilyonAdisipsoarinpofgvtwny
Byutrcfuy BeytvyowGrvodfrtamewryytuoJhjqzcyg
HXHDLQYXXudzExag

Model Name:

YXDZ-007

Series Model:

YXDZ-007-MT,YXDZ-007-DW,YXDZ-007-ML, YXDZ-007-BS,YXDZ-007-RYO, YXDZ-007-BD, YXDZ-007-CRA

FCC ID:

2BB48YXDZ-007

Issued By: Flux Compliance Service Laboratory
Add: Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan
Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 2 of 43

Report No.: FCS202307132W01

TEST RESULT CERTIFICATION Applicant's Name...................... : Dongguan Yexun Electronic Technology Co,Ltd

Address...................................... :

Room 201, Unit 1, Building 2, No.8 Hetangang Road, Humen Town, Dongguan, Guangdong, P.R.China

Manufacture's Name................ : Dongguan Yexun Electronic Technology Co,Ltd

Address...................................... :

Room 201, Unit 1, Building 2, No.8 Hetangang Road, Humen Town, Dongguan, Guangdong, P.R.China

Product Description Product Name........................... :
Brand Name...............................:
Model Name.............................. : Series Model..............................: Test Standards.......................... :

BATTERY POWERED BLUETOOTH SPEAKER
DTEZTECH, Hiesuan, Hipoke, WaxPar, YEX-BUR, Taingwei, Giqtxpz, Zinkiwayr, GerttilyonAdisipsoarinpofgvtwnyByutrcfuy  BeytvyowGrvodfrtamewryytuoJhjqzcygHXHDLQYXXudzExag
YXDZ-007 YXDZ-007-MT,YXDZ-007-DW,YXDZ-007-ML,YXDZ-007-BS, YXDZ-007-RYO, YXDZ-007-BD, YXDZ-007-CRA
FCC Rules and Regulations Part 15 Subpart C, Section 247

Test Procedure..........................: ANSI C63.10:2013
This device described above has been tested by Flux Compliance Service Laboratory, the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of Flux Compliance Service Laboratory, this document may be altered or revised by Flux Compliance Service Laboratory, personal only, and shall be noted in the revision of the document..
Date of Test..................................:

Date (s) of performance of tests. : July 15, 2023 ~ July 19, 2023

Date of Issue.................................: July 19 , 2023

Test Result.................................... : Pass

Tested by

:

Reviewed by

:

Approved by

:

(Scott Shen) (Duke Qian)

(Jack Wang)
Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 3 of 43

Report No.: FCS202307132W01

Table of Contents

Page

1. SUMMARY OF TEST RESULTS ..............................................................................................6 1.1 TEST FACTORY ................................................................................................................7 1.2 MEASUREMENT UNCERTAINTY .................................................................................... 7
2. GENERAL INFORMATION ...................................................................................................... 8 2.1 GENERAL DESCRIPTION OF THE EUT ......................................................................... 8 2.2 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED .............10 2.3 DESCRIPTION OF NECESSARY ACCESSORIES AND SUPPORT UNITS ................11 2.4 EQUIPMENTS LIST .........................................................................................................12
3 CONDUCTED EMISSION MEASUREMENT .......................................................................... 13
4. 20 DB BANDWIDTH ............................................................................................................... 17 4.1 Limit .................................................................................................................................. 17 4.2 Test Procedure .................................................................................................................17 4.3 Test setup .........................................................................................................................17 4.4 Test results .......................................................................................................................17 4.5 Original Test Data ............................................................................................................ 18
5. CONDUCTED OUTPUT POWER ...........................................................................................19 5.1 LIMIT ................................................................................................................................ 19 5.3 TEST SETUP ................................................................................................................... 19 5.5 TEST RESULTS .............................................................................................................. 19
6 NUMBER OF HOPPING CHANNEL ....................................................................................... 20 6.1 LIMIT ................................................................................................................................ 20 6.2 TEST PROCEDURE ........................................................................................................ 20 5.3 TEST SETUP ................................................................................................................... 20 6.4 EUT OPERATION CONDITIONS ....................................................................................20 6.5 TEST RESULTS .............................................................................................................. 21
7. BAND EDGE AND SPURIOUS(CONDUCTED) .................................................................... 22 7.1 LIMIT ................................................................................................................................ 22 7.2 TEST PROCEDURE ........................................................................................................ 22 7.3 TEST SETUP ................................................................................................................... 22 7.4 TEST RESULTS .............................................................................................................. 23

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 4 of 43

Report No.: FCS202307132W01

Table of Contents

Page

7.5 Original test data .............................................................................................................. 23 7.6 For Hopping Band edge ...................................................................................................26
8. RADIATED EMISSION MEASUREMENT ..............................................................................27 8.1 RADIATED EMISSION LIMITS ....................................................................................... 27 8.2 TEST PROCEDURE ........................................................................................................ 28 8.3 TESTSETUP .................................................................................................................... 29 8.4. TEST RESULTS ............................................................................................................. 31 8.5 (30MHZ-1000MHZ) .......................................................................................................... 32  8.6 ABOVE 1GHZ ............................................................................................................... 34 8.7 RADIATED BAND EDGE DATA ......................................................................................37
9. AVERAGE TIME OF OCCUPANCY .......................................................................................38 9.1 LIMIT ................................................................................................................................ 38 9.2 TEST PROCEDURE ........................................................................................................ 38 9.3 TEST SETUP ................................................................................................................... 38 9.4 TEST RESULTS .............................................................................................................. 39 9.5 ORIGINAL TEST DATA ................................................................................................... 39
10. HOPPING CHANNEL SEPARATION MEASUREMEN .......................................................41 10.1 LIMIT .............................................................................................................................. 41 10.2 TEST PROCEDURE ......................................................................................................41 10.3 TEST SETUP ................................................................................................................. 41 10.4 EUT OPERATION CONDITIONS ..................................................................................42 10.5 TEST RESULTS ............................................................................................................ 42
11. ANTENNA REQUIREMENT ................................................................................................. 43 11.1 STANDARD REQUIREMENT ........................................................................................ 43 11.2 RESULT .......................................................................................................................... 43

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Rev. 00

Page 5 of 43

Report No.: FCS202307132W01

Revision History

Issue Date July 19 , 2023

Effect Page N/A

Contents N/A

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 6 of 43

Report No.: FCS202307132W01

1. SUMMARY OF TEST RESULTS
Test procedures according to the technical standards: KDB 558074 D01 15.247 Meas Guidance v05r02

FCC Part 15.247,Subpart C

Standard Section
15.207

Test Item Conducted Emission

15.247(a)(1)

Hopping Channel Separation

15.247 (b)(1)

Output Power

15.209 15.247(d) 15.247(a)(1 )(i)

Radiated Spurious Emission
Conducted Spurious & Band Edge Emission
Number of Hopping Frequency

15.247(a)(1)(i)

Dwell Time

15.247(a)(1)

20dB Bandwidth 99% Bandwidth

15.205

Restricted bands of operation

Part 15.247(d)/part 15.209(a)

Band Edge Emission

15.203

Antenna Requirement

NOTE: (1)" N/A" denotes test is not applicable in this Test Report (2) All tests are according to ANSI C63.10-2013

Judgment PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS

Remark ------------

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 7 of 43

Report No.: FCS202307132W01

1.1 TEST FACTORY

Company Name:

Flux Compliance Service Laboratory

Address:

Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan

Telephone:

+86-769-27280901

Fax:

+86-769-27280901

Laboray Accreditations

FCC Test Firm Registration Number: 514908 CNAS Number L15566 Designation numberCN0127 A2LA accreditation number5545.01 ISED Number25801

1.2 MEASUREMENT UNCERTAINTY
The reported uncertainty of measurement y ±U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2, providing a level of confidence of approximately 95 %.

No.

Item

Uncertainty

1

RF output power, conducted

±0.71dB

2

Unwanted Emissions, conducted

±2.988 dB

3

Conducted Emission (9KHz-150KHz)

±4.13 dB

4

All emissions radiated (9KHz -30MHz)

±3.1 dB

5

Conducted Emission (150KHz-30MHz)

±4.74 dB

6

All emissions,radiated(<1G) 30MHz-1000MHz

±5.2 dB

7

All emissions,radiated 1GHz -18GHz

±4.66 dB

8

All emissions,radiated 18GHz -40GHz

±4.31 dB

9

Occupied bandwidth

±0.3 dB

10

PSD

±0.4 dB

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 8 of 43

Report No.: FCS202307132W01

2. GENERAL INFORMATION 2.1 GENERAL DESCRIPTION OF THE EUT

Product Name Trade Name Model Name Series Model
Model Difference
Channel List

BATTERY POWERED BLUETOOTH SPEAKER
DTEZTECH, Hiesuan, Hipoke, WaxPar, YEX-BUR, Taingwei, Giqtxpz, Zinkiwayr, GerttilyonAdisipsoarin pofgvtwnyByutrcfuy BeytvyowGrvodfrtamewryytuo JhjqzcygHXHDLQYXXudzExag
YXDZ-007
YXDZ-007-MT,YXDZ-007-DW,YXDZ-007-ML, YXDZ-007-BS,YXDZ-007-RYO, YXDZ-007-BD, YXDZ-007-CRA We (Dongguan Yexun Electronic Technology Co,Ltd) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model name and appearance color.
Please refer to the Note 2.

Operation frequency

2402MHz-2480MHz

Modulation:

GFSK

Channel number

79 CH

Transmitter rate: Power Supply Battery

1MHz
Input:DC 20V by Battery output: DC5V2.1A(USB/TYPE-C)
Li-ion 20V MAX 4.0Ah 80Wh

Report number

FCS202307132W01

Hardware version number V1.0

Software version number V1.0

Connecting I/O Port(s)

Please refer to the User's Manual

Note: 1. For a more detailed features description, please refer to the manufacturer's specifications or the User's Manual.

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 9 of 43

Report No.: FCS202307132W01

2.

3. Table for Filed Antenna

Ant.

Brand

1

NA

Model Name
N/A

Antenna Type Connector Gain (dBi)

PCB Antenna

N/A

-0.68

NOTE Antenna

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 10 of 43

Report No.: FCS202307132W01

2.2 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED During testing channel & power controlling software provided by the customer was used to control the operating channel as well as the output power level. The RF output power selection is for the setting of RF output power expected by the customer and is going to be fixed on the firmware of the final end product.
Block diagram of EUT configuration for test

EUT

Test software: the BT_Tool V1.0.9.exe

The test softeware was used to control EUT work in continuous TX mode, and select test channel, Wireless mode as below table

No.

Test model descrption

1

Low channel GFSK

2

Middle channel GFSK

3

High channel GFSK

4

Hopping GFSK

Note: 1. All the test modes can be supply by battery, only the result of the worst case recorded in the report.
GFSK mode is worst mode. 2. For radiated emission, 3 axis were chosen for testing for each applicable mode. 3. The EUT used fully charge battery when tested. 4. During the test, the dutycycle>98%, the test voltage was tuned from 85% to 115% of the Nominal rate supply votage, and found that the worst case was the nominal rated supply condition, So the report just shows that condition's data

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 11 of 43

Report No.: FCS202307132W01

2.3 DESCRIPTION OF NECESSARY ACCESSORIES AND SUPPORT UNITS
The EUT has been tested as an independent unit together with other necessary accessories or support units. The following support units or accessories were used to form a representative test configuration during the tests.
Necessary accessories

Item Equipment

1

Adapter

Mfr/Brand XIOAMI

Model/Type No. MDY-11-EB

Serial No.
N/A

Note
this adapter is for testing only
in repor

Support units

Item Equipment Mfr/Brand Model/Type No. Serial No. Note

Manufacturer

2

Battery

N/A

BL1860

N/A

N/A

Dongguan Yexun Electronic Technology Co,Ltd

Note:
(1) The support equipment was authorized by Declaration of Confirmation. (2) For detachable type I/O cable should be specified the length in cm inLengthcolumn. (3) "YES" is means "shielded" "with core"; "NO" is means "unshielded" "without core".

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 12 of 43

Report No.: FCS202307132W01

2.4 EQUIPMENTS LIST

Radiation Test equipment
Kind of Equipment Manufacturer

Type No.

Company No. Last calibration Calibrated until

EMI Test Receiver

R&S

ESRP 3

FCS-E001 2022.08.30 2023.08.29

Signal Analyzer

R&S

FSV40-N

FCS-E012 2022.08.30 2023.08.29

Active loop Antenna

ZHINAN

ZN30900C

FCS-E013 2022.08.30 2023.08.29

Bilog Antenna SCHWARZBECK VULB 9168

FCS-E002 2022.08.30 2023.08.29

Horn Antenna

SCHWARZBECK BBHA 9120D

FCS-E003 2022.08.30

SHF-EHF Horn Antenna (18G-40GHz)
Pre-Amplifier(0.1M-3G Hz)
Pre-Amplifier (1G-18GHz)
Pre-Amplifier (18G-40GHz)
Temperature & Humidity

A-INFO EMCI N/A TERA-MW HTC-1

LB-180400-KF EM330N
TSAMP-0518SE TRLA-0400 victor

FCS-E018 FCS-E004 FCS-E014 FCS-E019 FCS-E005

2022.08.30 2022.08.30 2022.08.30 2022.08.30 2022.08.30

Testing Software

EZ-EMC(Ver.STSLAB 03A1 RE)

2023.08.29 2023.08.29 2023.08.29 2023.08.29 2023.08.29 2023.08.29

Conduction Test equipment
Kind of Equipment Manufacturer

EMI Test Receiver

R&S

LISN

R&S

LISN Temperature &
Humidity Testing Software

ETS HTC-1

Type No. ESPI
ENV216 3810/2NM
victor

Company No. Last calibration Calibrated until

FCS-E020

2022.08.30

2023.08.29

FCS-E007

2022.08.30

2023.08.29

FCS-E009

2022.08.30

2023.08.29

FCS-E008

2022.08.30

2023.08.29

EZ-EMC(Ver.EMC-CON 3A1.1)

RF Connected Test

Kind of Equipment Manufacturer

MXA SIGNAL Analyzer

Keysight

Spectrum Analyzer

Agilent

Spectrum Analyzer

R&S

Power Sensor

Agilent

Testing Software

Type No. N9020A E4447A FSV-40 UX2021XA

Company No. Last calibration Calibrated until

FCS-E015

2022.08.30

2023.08.29

MY50180039 2022.08.30

2023.08.29

101499

2022.08.30

2023.08.29

FCS-E021

2022.08.30

2023.08.29

EZ-EMC(Ver.STSLAB 03A1 RE)

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 13 of 43

Report No.: FCS202307132W01

3 CONDUCTED EMISSION MEASUREMENT

3.1 LIMIT
Operating frequency band. In case the emission fall within the restricted band specified on Part 207(a) limit in the table below has to be followed.

FREQUENCY (MHz)

Conducted Emissionlimit (dBuV)

Quasi-peak

Average

0.15 -0.5

66 - 56 *

56 - 46 *

0.50 -5.0

56.00

46.00

5.0 -30.0

60.00

50.00

Note: (1) The tighter limit applies at the band edges. (2) The limit of " * " marked band means the limitation decreases linearly with the logarithm of the
frequency in the range.

3.2 TEST PROCEDURE The following table is the setting of the receiver
Receiver Parameters Attenuation
Start Frequency
Stop Frequency
IF Bandwidth

Setting 10 dB 0.15 MHz 30 MHz 9 kHz

a. The EUT was 0.8 meters from the horizontal ground plane and 0.4 meters from the vertical ground plane with EUT being connected to the power mains through a line impedance stabilization network (LISN). All other support equipments powered from additional LISN(s). The LISN provide 50 Ohm/ 50uH of coupling impedance for the measuring instrument.
b. Interconnecting cables that hang closer than 40 cm to the ground plane shall be folded back and forth in the center forming a bundle 30 to 40 cm long.
c. I/O cables that are not connected to a peripheral shall be bundled in the center. The end of the cable may be terminated, if required, using the correct terminating impedance. The overall length shall not exceed 1 m.
d. LISN at least 80 cm from nearest part of EUT chassis. e. For the actual test configuration, please refer to the related Item ­EUT Test Photos.

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

3.3 TEST SETUP

Page 14 of 43

Report No.: FCS202307132W01

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 15 of 43

Report No.: FCS202307132W01

3.4 TEST RESULTS

Temperature: Test Mode: Result:

25 GFSK(worst mode) L

Relative Humidity: 50%

Test Voltage:

DC 5V by adapter

Result:

Pass

No. Frequency Reading

(MHz)

(dBuV)

1 0.3930 2 0.3930 3 0.7575 4 0.7575 5 1. 1220 6 1. 1220 7 2. 1030 8 2. 1030 9 3.2550 10 3.2550 11 12.7500 12 12.7500

31.04 30.32 33.91 28.89 33.66 29.34 25.34 10.80 34.06 25.78 33.87 27.26

Correct Factor(dB)
10.02 10.02 9.98 9.98 10.00 10.00 9.97 9.97 9.93 9.93 9.81 9.81

Result (dBuV)
41.06 40.34 43.89 38.87 43.66 39.34 35.31 20.77 43.99 35.71 43.68 37.07

Limit (dBuV)
58.00 48.00 56.00 46.00 56.00 46.00 56.00 46.00 56.00 46.00 60.00 50.00

Margin (dB)
16.94 7.66 12. 11 7. 13 12.34 6.66 20.69 25.23 12.01 10.29 16.32 12.93

Remark
QP AVG QP AVG QP AVG QP AVG QP AVG QP AVG

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 16 of 43

Report No.: FCS202307132W01

Temperature: Test Mode: Result:

25 GFSK(worst mode) N

Relative Humidity: 50%

Test Voltage:

DC 5V by adapter

Result:

Pass

No. Frequency Reading

(MHz)

(dBuV)

1 0.3930 30.78 2 0.3930 29.92 3 0.8115 33.93 4 0.8115 27.40 5 1.4819 31.80 6 1.4819 31.24 7 3.8310 33.83 8 3.8310 32.84 9 8.4975 34.55 10 8.4975 33.27 11 12.7140 34. 13 12 12.7140 32.66

Correct Factor(dB)
10.00 10.00 9.98 9.98 9.98 9.98 9.91 9.91 9.82 9.82 9.82 9.82

Result (dBuV)
40.78 39.92 43.91 37.38 41.78 41.22 43.74 42.75 44.37 43.09 43.95 42.48

Limit (dBuV)
58.00 48.00 56.00 46.00 56.00 46.00 56.00 46.00 60.00 50.00 60.00 50.00

Remark: 1. All readings are Quasi-Peak and Average values

Margin (dB)
17.22 8.08 12.09 8.62 14.22 4.78 12.26 3.25 15.63 6.91 16.05 7.52

Remark
QP AVG QP AVG QP AVG QP AVG QP AVG QP AVG

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

4. 20 DB BANDWIDTH 4.1 Limit

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Report No.: FCS202307132W01

4.2 Test Procedure (1) Connect EUT's antenna output to spectrum analyzer by RF cable.
(2) Set the spectrum analyzer as follows

Center Frequency The centre frequency of the channel under test

Detector

Peak

RBW

For 20 dB Bandwidth :30KHz For 99% Bandwidth :1% to 5% of the occupied bandwidth

VBW

For 20dB Bandwidth : 3 × RBW For 99% Bandwidth : approximately 3×RBW

Trace

Max hold

Sweep

Auto

1.Check the calibration of the measuring instrument using either an internal calibrator or a known signal

from an external generator

2.Position the EUT without connection to measurement instrument. Turn on the EUT and connect it to

measurement instrument. Then set it to any one convenient frequency within its operating range. Set a

reference level on the measuring instrument equal to the highest peak value.

3.Measure the frequency difference of two frequencies that were attenuated 20 dB from the reference

level. Record the frequency difference as the emission bandwidth.

4.3 Test setup

4.4 Test results

TestMode
Lowest Middle Highest

Channel (MHz) 99%OBW(MHz) 20dB Bandwidth (MHz)

2402MHz

0.783

0.816

2441MHz

0.781

0.818

2480MHz

0.780

0.786

Verdict
Pass Pass Pass

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

4.5 Original Test Data 20BW,1DH1,LOWEST

Page 18 of 43

Report No.: FCS202307132W01

OCB,1DH1,LOWEST

20BW,1DH1,MIDDLE

OCB,1DH1,MIDDLE

20BW,1DH1,HIGHEST

OCB,1DH1,HIGHEST

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 19 of 43

Report No.: FCS202307132W01

5. CONDUCTED OUTPUT POWER 5.1 LIMIT

Section 15.247(b)(1)

FCC Part 15 Subpart C

Test ltem

Limit

Peak output power Power <125mW(21dBm)

Frequency Range 2400-2483.5

1.Connect each EUT's antenna output to power sensor by RF cable and attenuator 2.Measure the PK output power of each antenna port by power sensor.

5.3 TEST SETUP

5.5 TEST RESULTS

TestMode
Lowest Middle Highest

Channel (MHz)
2402MHz 2441MHz 2480MHz

ResultdBm
3.79 3.62 3.73

LimitdBm
21 21 21

Verdict
Pass Pass Pass

Flux Compliance Service Laboratory Room 105 Floor Bao hao Technology Building 1 NO.15 Gong ye West Road Hi-Tech Industrial, Song shan lake Dongguan Tel: 769-27280901 Fax:769-27280901 http://www.FCS-lab.com

Page 20 of 43

Report No.: FCS202307132W01

6 NUMBER OF HOPPING CHANNEL 6.1 LIMIT

FCC Part 15.247,Subpart C RSS-247 Issue 2

Section

Test Item

15.247

Number of Hopping

(a)(1)(iii) RSS-247

Channel

Limit >15

FrequencyRange (MHz)
2400-2483.5

Result PASS

6.2 TEST PROCEDURE a The EUT was directly connected to the spectrum analyzer and antenna output port as show in the block diagram below. b Spectrum Setting: RBW= 100KHz, VBW=300KHz, Sweep time = Auto

5.3 TEST SETUP

Spectrum Analyzer
6.4 EUT OPERATION CONDITIONS The EUT tested system was configured as the statements of 2.4 Unless otherwise a special operating condition is specified in the follows during the testing.

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Page 21 of 43

Report No.: FCS202307132W01

6.5 TEST RESULTS

Temperature: Test Mode:

25 °C

Relative Humidity: 60%

Hopping Mode -GFSK Mode Test Voltage:

DC 20V

.
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Page 22 of 43

Report No.: FCS202307132W01

7. BAND EDGE AND SPURIOUS(CONDUCTED)
7.1 LIMIT In any 100kHz bandwidth outside the frequency bands in which the spread spectrum intentional radiator in operating, the radio frequency power that is produced by the intentional radiator shall be at least 30dB below that in the 100kHz bandwidth within the band that contains the highest level of the desired power.

7.2 TEST PROCEDURE

(1) Connect EUT's antenna output to spectrum analyzer by RF cable.

(2) Establish a reference level by using the following procedure:

Center frequency

DTS Channel center

frequency

RBW:

100kHz

VBW:

300kHz

Span

1.5times the DTS bandwidth

Detector Mode:

Peak

Sweep time:

auto

Trace mode

Max hold

(3) Establish Allow the trace to stabilize, use the peak marker function to determine the maximum peak

power level to establish the reference level.

(4) Set the spectrum analyzer as follows:

RBW:

100kHz

VBW:

300kHz

Span

Encompass frequency range to be

measured

Number of measurement points

span/RBW

Detector Mode:

Peak

Sweep time:

auto

Trace mode

Max hold

(5) Allow the trace to stabilize, use the peak marker function to determine the maximum amplitude of

all unwanted emissions outside of the authorized frequency band

7.3 TEST SETUP

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7.4 TEST RESULTS Eut set mode GFSK
7.5 Original test data

Page 23 of 43
CH or Frequency CH1 CH79
CH1 2402MHZ

Report No.: FCS202307132W01
Result Pass Pass

CH79 2480MHZ
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Spurious emissions

Page 24 of 43

Report No.: FCS202307132W01

Low Channel 30MHz-25GHz

Middle Channel 30MHz-25GHz

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Page 25 of 43

Report No.: FCS202307132W01

High Channel 30MHz-25GHz

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Page 26 of 43
7.6 For Hopping Band edge

Report No.: FCS202307132W01

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Page 27 of 43

Report No.: FCS202307132W01

8. RADIATED EMISSION MEASUREMENT

8.1 RADIATED EMISSION LIMITS
In any 100 kHz bandwidth outside the operating frequency band. In case the emission fall within the Restricted band specified on Part15.205(a)&209(a) limit in the table and according to ANSI C63.10-2013 below has to be followed LIMITS OF RADIATED EMISSION MEASUREMENT (0.009MHz - 1000MHz)

Frequencies

Field Strength

Measurement Distance

(MHz)

(micorvolts/meter)

(meters)

0.009~0.490

2400/F(KHz)

300

0.490~1.705

24000/F(KHz)

30

1.705~30.0

30

30

30~88

100

3

88~216

150

3

216~960

200

3

Above 960

500

3

LIMITS OF RADIATED EMISSION MEASUREMENT (1GHz-25 GHz)

FREQUENCY (MHz) Above 1000

PEAK 74

(dBuV/m) (at 3M) AVERAGE 54

Notes: (1) The limit for radiated test was performed according to FCC PART 15C. (2) The tighter limit applies at the band edges. (3) Emission level (dBuV/m)=20log Emission level (uV/m).

For Radiated Emission Spectrum Parameter Attenuation Detector Start Frequency Stop Frequency
RB / VB (emission in restricted band)

Setting Auto
Peak/AV 1000 MHz(Peak/AV) 10th carrier hamonic(Peak/AV)
PK=1MHz / 1MHz, AV=1 MHz /10 Hz

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Page 28 of 43

Report No.: FCS202307132W01

For Band edge Spectrum Parameter Detector
Start/Stop Frequency
RB / VB (emission in restricted band)
Receiver Parameter Attenuation
Start ~ Stop Frequency Start ~ Stop Frequency Start ~ Stop Frequency Start ~ Stop Frequency Start ~ Stop Frequency

Setting Peak/AV Lower Band Edge: 2300 to 2403 MHz Upper Band Edge: 2479 to 2500 MHz PK=1MHz / 1MHz, AV=1 MHz / 10 Hz
Setting Auto
9kHz~90kHz / RB 200Hz for PK & AV 90kHz~110kHz / RB 200Hz for QP
110kHz~490kHz / RB 200Hz for PK & AV 490kHz~30MHz / RB 9kHz for QP
30MHz~1000MHz / RB 120kHz for QP

8.2 TEST PROCEDURE
a. The measuring distance of at 3 m shall be used for measurements at frequency 0.009MHz up to 1GHz,and above 1GHz.
b. The EUT was placed on the top of a rotating table 0.8 meters (above 1GHz is 1.5 m) above the ground at a 3 meter anechoic chamber test site. The table was rotated 360 degrees to determine the position of the highest radiation.
c. The height of the equipment shall be 0.8 m(above 1GHz is 1.5 m); the height of the test antenna shall vary between 1 m to 4 m. horizontal and vertical polarizations of the antenna are set to make the measurement.
d. The initial step in collecting conducted emission data is a spectrum analyzer peak detector mode pre-scanning the measurement frequency range. Significant peaks are then marked and then QuasiPeak detector mode re-measured.
e. If the Peak Mode measured value compliance with and lower than Quasi Peak Mode Limit, the EUT shall be deemed to meet QP Limits and then no additional QP Mode measurement performed.
f. For the actual test configuration, please refer to the related Item ­EUT Test Photos.
Note:
Both horizontal and vertical antenna polarities were tested and performed pretest to three orthogonal axis. The worst case emissions were reported

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Page 29 of 43
8.3 TESTSETUP ARadiated Emission Test-Up Frequency Below 30MHz

Report No.: FCS202307132W01

BRadiated Emission Test-Up Frequency 30MHz~1GHz

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Page 30 of 43
CRadiated Emission Test-Up Frequency Above 1GHz

Report No.: FCS202307132W01

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Page 31 of 43

Report No.: FCS202307132W01

8.4. TEST RESULTS

(9KHz-30MHz)

Temperature:

22.7

Test Voltage:

DC 20V

Relative Humidity: Test Mode:

61% GFSK(worst mode)

Freq. (MHz)
---

Reading (dBuV/m)
---

Limit (dBuV/m)
---

Margin (dB) ---

State P/F ---

Test Result
PASS PASS

Note: The amplitude of spurious emissions which are attenuated by more than 20dB below the permissible value has no need to be reported. Distance extrapolation factor =40 log (specific distance/test distance)(dB); Limit line = specific limits (dBuv) + distance extrapolation factor.

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Page 32 of 43

Report No.: FCS202307132W01

8.5 (30MHZ-1000MHZ)

Temperature:

24.7

Test Voltage:

DC 20V

Test Mode:

GFSK(worst mode)

Relative Humidity: Phase:

61% Horizontal

No. Frequency (MHz)

Reading (dBuV)

Correct Factor(dB/
m)

Result (dBuV/m)

Limit (dBuV/m)

1 38.4809 2 66.9669

30.41 36.93

-12.87 -20.12

17.54 16.81

40.00 40.00

3 124.1330 57.59

-32.28

25.31

43.50

4 188.4125 46.42

-32.21

14.21

43.50

5 452.7197 53.61

-31.95

21.66

46.00

6 766.0571 62.73

-31.55

31.18

46.00

Note: 1. Margin = Result (Result =Reading + Factor )­Limit

2. If Peak Result complies with QP limit, QP Result is deemed to comply with QP limit.

3. Test setup: RBW: 120 kHz, VBW: 300 kHz, Sweep time: auto.

Margin (dB)
-22.46 -23.19 -18.19 -29.29 -24.34 -14.82

Remark
QP QP QP QP QP QP

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Page 33 of 43

Report No.: FCS202307132W01

Temperature: Test Voltage: Test Mode:

22.7 DC 20V GFSK(worst mode)

Relative Humidity: Phase:

61% Vertical

No. Frequency (MHz)

Reading (dBuV)

1 37.1550 2 55.8047 3 123.2655 4 227.6906 5 428.0193 6 785.0935

29.18 30.39 47.72 46.57 53.46 62.10

Correct Factor(dB/
m)
-12.01 -19.71 -32.28 -32.17 -31.97 -31.52

Result (dBuV/m)

Limit (dBuV/m)

17.17 10.68 15.44 14.40 21.49 30.58

40.00 40.00 43.50 46.00 46.00 46.00

Note: 1. Margin = Result (Result =Reading + Factor )­Limit 2. If Peak Result complies with QP limit, QP Result is deemed to comply with QP limit. 3. Test setup: RBW: 120 kHz, VBW: 300 kHz, Sweep time: auto.

Margin (dB)
-22.83 -29.32 -28.06 -31.60 -24.51 -15.42

Remark
QP QP QP QP QP QP

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 8.6 ABOVE 1GHZ Low CH (GFSK)

Page 34 of 43

Report No.: FCS202307132W01

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Middle CH (GFSK)

Page 35 of 43

Report No.: FCS202307132W01

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High CH(GFSK)

Page 36 of 43

Report No.: FCS202307132W01

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Page 37 of 43

Report No.: FCS202307132W01

8.7 RADIATED BAND EDGE DATA Remark: All restriction band have been tested, and only the worst case is shown in report
Low CH (GFSK)

High CH(GFSK)

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Page 38 of 43

Report No.: FCS202307132W01

9. AVERAGE TIME OF OCCUPANCY 9.1 LIMIT
FCC Parti 5 (15.247), Subpart C

Section 15.247(a)(1)

Test Item
Average Time of Occupancy

Limit 0.4 sec

Frequency Range (MHz) 2400-2483.5

9.2 TEST PROCEDURE a. The transmitter output (antenna port) was connected to the spectrum analyzer.
b. Set RBW =1MHz/VBW =1MHz. c. Use a video trigger with the trigger level set to enable triggering only on full pulses. d. Sweep Time is more than once pulse time. e. Set the center frequency on any frequency would be measure and set the frequency span to zero
span. f. Measure the maximum time duration of one single pulse. g. Set the EUT for DH5, DH3 and DH1 packet transmitting. h. Measure the maximum time duration of one single pulse. i. DH5 Packet permit maximum 1600/ 79 / 6 = 3.37 hops per second in each channel (5 time slots RX,
1 time slot TX). So the number of pulses in the observation period of 31.6 seconds is 3.37x31.6 = 106.6. j. DH3 Packet permit maximum 1600 / 79 / 4 = 5.06 hops per second in each channel (3 time slots RX, 1 time slot TX). So the number of pulses in the observation period of 31.6 seconds is 5.06x31.6 = 160. k. DH1 Packet permit maximum 1600 / 79 / 2 = 10.12 hops per second in each channel (1 time slot RX, 1 time slot TX). So the number of pulses in the observation period of 31.6 seconds is 10.12x31.6 = 320.

9.3 TEST SETUP

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Page 39 of 43

Report No.: FCS202307132W01

9.4 TEST RESULTS

CONDITION MODE

NVNT NVNT NVNT

1DH1 1DH3 1DH5

AVERAGE_TIME_OF_OCCUPANCY

FREQUENCY PULSE AVERAGE TIME

(MHZ)

TIME OF OCCUPANCY

(MS)

(MS)

2402

0.415

130.662

2480

1.676

259.842

2480

2.908

305.340

9.5 ORIGINAL TEST DATA

LIMIT (MS)
400 400 400

BURST RESULTS NUMBER

318

PASS

160

PASS

171

PASS

1DH1

1DH1

1DH3

1DH3

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1DH5

Page 40 of 43
1DH5

Report No.: FCS202307132W01

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Page 41 of 43

Report No.: FCS202307132W01

10. HOPPING CHANNEL SEPARATION MEASUREMEN
10.1 LIMIT Frequency hopping systems shall have hopping channel carrier frequencies separated by a minimum of 25 kHz or the 20 dB bandwidth of the hopping channel, whichever is greater. Alternatively, frequency hopping systems operating in the 2400-2483.5 MHz band may have hopping channel carrier frequencies that are separated by 25 kHz or two-thirds of the 20 dB bandwidth of the hopping channel, whichever is greater, provided the systems operate with an output power no greater than 125 mW.

Spectrum Parameter Attenuation
Span Frequency RB VB
Detector Trace
Sweep Time

Setting Auto
> 20 dB Bandwidth or Channel Separation 30 kHz (20dB Bandwidth) / 30 kHz (Channel Separation) 100 kHz (20dB Bandwidth) /100 kHz (Channel Separation)
Peak Max Hold
Auto

10.2 TEST PROCEDURE a. The transmitter output (antenna port) was connected to the spectrum analyser in peak hold mode. b. The resolution bandwidth of 30 kHz and the video bandwidth of 100 kHz were utilised for 20 dB bandwidth measurement. c. The resolution bandwidth of 30 kHz and the video bandwidth of 100 kHz were utilised for channel separation measurement
10.3 TEST SETUP

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Page 42 of 43

Report No.: FCS202307132W01

10.4 EUT OPERATION CONDITIONS The EUT was programmed to be in continuously transmitting mode. 10.5 TEST RESULTS

Temperature: Test Mode:

25 °C GFSK Mode

Relative Humidity: 60%

Test Voltage:

DC 20V

Modulation GFSK

Frequency (MHz) 1DH1
1DH1
1DH1

Frequency (MHz)
2402 2441
2480

Channel Separation
(MHz) 1.000
1.002
1.006

Limit (MHz) 0.54
0.55
0.52

Result
Pass Pass Pass

1DH1 Low channel

1DH1 Middle channel

1DH1High channel

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Page 43 of 43

Report No.: FCS202307132W01

11. ANTENNA REQUIREMENT
11.1 STANDARD REQUIREMENT For intentional device, according to FCC 47 CFR Section 15.203, an intentional radiator shall be designed to ensure that no antenna other than that furnished by the responsible party shall be used with the device. And according to FCC 47 CFR Section 15.247 (b), if transmitting antennas of directional gain greater than 6dBi are used, the power shall be reduced by the amount in dB that the directional gain of the antenna exceeds 6dBi.
11.2 RESULT The antennas used for this product are PCB antenna and no antenna other than that furnished by the responsible party shall be used with the device, the maximum peak gain of the transmit antenna is -0.68.dBi.

END OF THE REPORT

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