BlueTooth Earphone

Listed Certified Devices
Brand	Device Name	Model	Type	Certification Date
Shenzhen Tuojin Shidai Technology Co., Ltd	BlueTooth Earphone	A520	FCC ID	2025-04-15

FCC Application Details

Equipment	BlueTooth Earphone
FRN	0034739276
Grantee Code	2BEI8
Product Code	-A520
Applicant Business	Shenzhen Tuojin Shidai Technology Co., Ltd
Business Address	505B, No. 88-116 Pingxin South Road, Xinmu Community, Pinghu Street, Longgang District, Shenzhen, N/A China 518112
TCB Scope	A4: UNII devices & low power transmitters using spread spectrum techniques
TCB Email	[email protected]
Applicant	Xiangwei Kong –
Applicant Phone
Applicant Fax	17727816078
Applicant Email	[email protected]
Applicant MailStop
Test Firm	Dongguan Yaxu (AiT) Technology Limited
Test Firm Contact	Coin Tang
Test Firm Phone
Test Firm Fax
Test Firm Email	[email protected]
Certified By	Xiangwei Kong – Manager

Further Details May Be Available From: fcc.id/2BEI8A520 or fcc.report/FCC-ID/2BEI8A520

Documents - 2bei8a520,2BEI8-A520 –

	[pdf] WCB Appendix A RF Test Data for BT Part1 Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Dongguan Yaxu AiT Technology Limited Appendix A Report No.: AiTDG-250325006W1 FCC ID: 2BEI8-A520 RF Test Data for BT BDR/EDR Conducted Measurement Temperature: Relative Humidity: ATM Pressure: Test Engineer: Supervised by: Product Name: BlueTooth Earphone Trade Mark: N/A Test Model: A520 Env... lang:en score:58 filesize: 5.95 M page_count: 37 document date: 2025-04-15
	[pdf] WCB Appendix A RF Test Data for BT Part2 Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Dongguan Yaxu AiT Technology Limited 8DPSK_LCH_Graphs Report No.: AiTDG-250325006W1 FCC ID: 2BEI8-A520 Pref Puw Page 38 of 61 Dongguan Yaxu AiT Technology Limited 8DPSK_MCH_Graphs Report No.: AiTDG-250325006W1 FCC ID: 2BEI8-A520 Pref Puw Page 39 of 61 Dongguan Yaxu AiT Technology Limi... lang:de score:57 filesize: 4.3 M page_count: 24 document date: 2025-04-15
	[pdf] Product Photos HD 271 S1 Allo External Photos Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Page 1 of 7 External Photos Photo 1 FCC ID: 2BEI8-A520 Photo 2 Dongguan Yaxu AiT Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Page 2 of 7 Photo 3 FCC ID: 2BEI8-A520 Photo 4 Dongguan Yaxu AiT Technology Limited No.22, Jinqianling 3rd ... lang:tl score:57 filesize: 5.35 M page_count: 7 document date: 2025-04-11
	[pdf] Product Photos Teardown HD 271 S1 Allo Internal Photos Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Page 1 of 7 Internal Photos Photo 1 FCC ID: 2BEI8-A520 Photo 2 Dongguan Yaxu AiT Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Page 2 of 7 Photo 3 FCC ID: 2BEI8-A520 BT Antenna Photo 4 BT Antenna Dongguan Yaxu AiT Technology Limited... lang:tl score:57 filesize: 5.67 M page_count: 7 document date: 2025-04-11
	[pdf] Product Photos HD 271 S1 Allo Test Setup Photos Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Test Setup Photo Radiated Emission Page 1 of 2 FCC ID:2BEI8-A520 Dongguan Yaxu AiT Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. Conducted Emission Page 2 of 2 FCC ID:2BEI8-A520 ------End------ Dongguan Yaxu AiT Technology Limited No... lang:tl score:52 filesize: 1.46 M page_count: 2 document date: 2025-04-11
	[pdf] Label MODEL FRS itsasony hk FCC ID Label and location Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Label FCC ID: 2BEI8-A520 ... lang:tl score:48 filesize: 499.38 K page_count: 1 document date: 2025-04-11
	[pdf] US Agent Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Shenzhen Tuojin Shidai Technology Co., Ltd. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 U.S. Agent Designation 2025/4/9 Shenzhen TuojinShidai Technology Co., Ltd.acknowledges their consent f... lang:en score:48 filesize: 604.28 K page_count: 1 document date: 2025-04-09
	[pdf] Test Report SAR Rating Measurement Report Kent AiTDG 250325006W2 FCC RF EXPOSURE 0cm Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Page 1 of 8 Report No.: AiTDG-250325006W2 RF Exposure evaluation Product Name : BlueTooth Earphone Brand Name : N/A Model : A520 Series Model : N/A FCCID : 2BEI8-A520 Applicant Address Manufacturer Address : Shenzhen Tuojin Shidai Technology Co., Ltd 505B, No. 88-116 Pingxin South Road, X... lang:en score:40 filesize: 246.68 K page_count: 8 document date: 2025-04-11
	[pdf] Test Report 1 Cherry Li AiTDG 250325006W1 Test Report BT Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Page 1 of 39 Report No.: AiTDG-250325006W1 TEST REPORT Client Information: Applicant: Shenzhen Tuojin Shidai Technology Co., Ltd Applicant add.: 505B, No. 88-116 Pingxin South Road, Xinmu Community, Pinghu Street, Longgang District, Shenzhen, China Manufacturer: Shenzhen Tuojin Shidai Technol... lang:en score:27 filesize: 970.4 K page_count: 39 document date: 2025-04-11
	[pdf] Specifications Datasheet Li Eric Antenna Specification Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 Antenna Specification Sheet Manufacturer:Shenzhen Tuojin Shidai Technology Co., Ltd Manufacturer add.:505B, No. 88-116 Pingxin South Road, Xinmu Community, Pinghu Street, Longgang District, Shenzhen, China General Specifications: Antenna Type: PCB Antenna Frequency Range:2400-2483.5MHz Impedance:5... lang:en score:13 filesize: 759.07 K page_count: 3 document date: 2025-04-11
	[pdf] Confidentiality Request Letter USA ConfidentialityRequestLetter V0 1 Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 ... lang:en score:13 filesize: 102.77 K page_count: 1 document date: 2025-04-12
	[pdf] USA CoveredEquipmentLetter Combined V1 1 Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 ... lang:en score:13 filesize: 119.48 K page_count: 1 document date: 2025-04-12
	[pdf] Decleration of Conformity FCC Declaration Letter Left Right Shenzhen Tuojin Shidai Technology Co Ltd A520 BlueTooth Earphone 2BEI8 2BEI8A520 a520 ... lang:en score:13 filesize: 78.88 K page_count: 1 document date: 2025-04-14

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