GB213HKXV

ShenZhenShi KuShi KeJi YouXianGongSi

LTE Security Camera System - Original Equipment

genbolt.com

Production: A583, Block A,B,#1019 NanHai Ave, YanShan Community, ZhaoShang Street, NanShan, ShenZhen China

Contact Email: 📧 [email protected]

Certifications & Resources

Device Name Model Certification Type Certification Date
LTE Security Camera System GB213HKXV FCC ID 2023-03-17
FCC Application Details
EquipmentLTE Security Camera System
FRN0033415753
Grantee Code2BAA8
Product Code-GB213HKXV
Applicant BusinessShenZhenShi KuShi KeJi YouXianGongSi
Business AddressA583, Block A,B,#1019 NanHai Ave, YanShan Community, ZhaoShang Street, NanShan,, ShenZhen, N/A China
TCB ScopeB1: Commercial mobile radio services equipment in the following 47 CFR Parts 20, 22 (cellular), 24,25 (below 3 GHz) & 27
TCB Email[email protected]
ApplicantMilton Chen –
Applicant Phone
Applicant Fax+86-13828832634
Applicant Email[email protected]
Applicant MailStop
Test FirmShenzhen United Testing Technology Co., Ltd.
Test Firm ContactLiu Ze
Test Firm Phone
Test Firm Fax
Test Firm Email[email protected]
Certified ByMR LIU ZE –


Documents - shenzhenshi kushi keji youxiangongsi – gb213hkxv,2BAA8-GB213HKXV,2BAA8GB213HKXV,GB213HKXV
[pdf]
71 dell990 2 911 d 5 ii CertificiationApplicantv1 ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
ShenZhenShi KuShi KeJi YouXianGongSi Section 2.911 d 5 ii Certification Applicant Covered List ... , ZhaoShang Street, NanShan, ShenZhen, China Product Name: LTE Security Camera System FCC ID: 2BAA8-GB213HKXV Model s : GB-213H/K/X/V, GB-106H/K/X/V, GB-107H/K/X/V, GB-108H/K/X/V, GB-109H/K/X/V, GB-20...
lang:en score:152 filesize: 46.51 K page_count: 1 document date: 2023-03-10
[pdf]
105 dell990 2 911 d 5 i CertificationEquipmentTypev1 ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
ShenZhenShi KuShi KeJi YouXianGongSi Section 2.911 d 5 i Certification Equipment Type Company na ... , ZhaoShang Street, NanShan, ShenZhen, China Product Name: LTE Security Camera System FCC ID: 2BAA8-GB213HKXV Model s : GB-213H/K/X/V, GB-106H/K/X/V, GB-107H/K/X/V, GB-108H/K/X/V, GB-109H/K/X/V, GB-20...
lang:en score:152 filesize: 52.15 K page_count: 1 document date: 2023-03-10
[pdf] Confidentiality Request Letter
80 Fiona Ffuellenbach MiCOM Labs Long Term Confidentiality ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
ShenZhenShi KuShi KeJi YouXianGongSi Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD21046 Subject; Request for Long Term Confidentiality FCC ID: 2BAA8-GB213HKXV Date: Mar. 06, 2023 To Whom It May Concern, Pursuant to the provisions of th...
lang:en score:147 filesize: 18.18 K page_count: 1 document date: 2023-03-10
[pdf]
PLEASE PRINT ON COMPANY LETTERHEAD 69 MiCOM Labs Inc QMS Letter of Authorization Rev 2 0 ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
ShenZhenShi KuShi KeJi YouXianGongSi Letter of Authorization Company: ShenZhenShi KuShi KeJi YouXi ... V, GB-217H/K/X/V, GB-219H/K/X/V, GB-222H/K/X/V, GB-223H/K/X/V, GB-224H/K/X/V FCC Identifier: 2BAA8-GB213HKXV We authorize MiCOM LabsInc, 575 Boulder Court, Pleasanton, California94566, USA, to act o...
lang:en score:146 filesize: 19.34 K page_count: 2 document date: 2023-03-10
[pdf] Test Report
Measurement Report 273 Kent Nei Test ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Page 1 of 34 Report No.: UNIA23021713ER-61 FCC RADIO TEST REPORT FCC ID: 2BAA8-GB213HKXV Sample LTE Security Camera System Trade Name GENBOLT Main Model GB-213H/K/X/V Additional Model Additional model please refer to the page 7 Report No. UNIA23021713ER-61 Prepared for ShenZhenShi KuShi KeJi YouXi...
lang:en score:129 filesize: 1.13 M page_count: 34 document date: 2023-03-16
[pdf] Test Report SAR Rating
FCC ID TEST REPORT nina Microsoft MPE ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Page 1 of 3 RF EXPOSURE EVALUATION 1. PRODUCT INFORMATION Product Main Model FCC ID LTE Security Camera System GB-213H/K/X/V 2BAA8-GB213HKXV 2. EVALUATION METHOD AND LIMIT According to 1.1307 b 1 , systems operating under the provisions of this section shall be operated in a manner that ensure...
lang:en score:112 filesize: 205.21 K page_count: 3 document date: 2023-03-10
[pdf] Decleration of Conformity
50 win7 Microsoft Models Description ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Model Difference Declaration To Whom It May Concern, We, ShenZhenShi KuShi KeJi YouXianGongSi Product Name: LTE Security Camera System Trade Mark: GENBOLT Model Name: GB-213H/K/X/V, GB-106H/K/X/V, GB-107H/K/X/V, GB-108H/K/X/V, GB-109H/K/X/V, GB-200H/K/X/V, GB-201H/K/X/V, GB-202H/K/X/V, GB-203H/K/X/V...
lang:en score:81 filesize: 64.32 K page_count: 1 document date: 2023-03-10
[pdf] User Manual
User Manual ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
LTE Security Camera System EN/DE/FR/IT/ES I lntece Desction Dual Anteri rma l Bracket Plastic Shell IR Sen-so Micphone HID Lens 4pcs Infrared LED Model: GB2 3-46 -..r 4pWhite LED SpukF Mro SD Card SJol SimM Skit Pol: Port lb s ea hoS j_cro f incii Dual Antenna Mel:al Shell a c,c.T...
lang:en score:61 filesize: 2 M page_count: 29 document date: 2023-03-10
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band66_15MHz_QPSK_18675_1RB#0 Band66_15MHz_QPSK_18900_1RB#0 Band66_15MHz_QPSK_18900_1RB#0 Band66_15MHz_QPSK_18900_1RB#0 Band66_15MHz_QPSK_18900_1RB#0 Band66_15MHz_QPSK_18900_1RB#0 Band66_15MHz_QPSK_18900_1RB#0 Band66_15MHz_QPSK_19125_1RB#0 Band66_15MHz_QPSK_19125_1RB#0 Band66_15MHz_QPSK_19125_...
lang:tl score:52 filesize: 3.18 M page_count: 30 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Band Bandwidth Band4 1.4MHz Modulation QPSK Channel 19957 RB Configuration 1RB#0 Conducted Output Power dBm 24.74 Antenna Gain dBi EIRP dBm EIRP W -3.52 21.22 0.132 EIRP Limit W 1.000 Band4 Band4 1.4MHz 1...
lang:tl score:52 filesize: 5.49 M page_count: 36 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band4_10MHz_QPSK_20175_1RB#0 Band4_10MHz_QPSK_20175_1RB#0 Band4_10MHz_QPSK_20175_1RB#0 Band4_10MHz_QPSK_20175_1RB#0 Band4_10MHz_QPSK_20175_1RB#0 Band4_10MHz_QPSK_20350_1RB#0 Band4_10MHz_QPSK_20350_1RB#0 Band4_10MHz_QPSK_20350_1RB#0 Band4_10MHz_QPSK_20350_1RB#0 Band4_10MHz_QPSK_20350_1RB#0 Band...
lang:tl score:52 filesize: 4.51 M page_count: 42 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Band Bandwidth Modulation Channel RB Configuration Band17 5MHz QPSK 23755 1RB#0 Band17 5MHz QPSK 23755 1RB#12 Band17 Band17 Band17 5MHz 5MHz 5MHz QPSK QPSK QPSK 23755 23755 23755 1RB#24 12RB#0 12RB#6 Band17 5M...
lang:de score:52 filesize: 5.42 M page_count: 39 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band17_5MHz_16QAM_23790_1RB#12 Band17_5MHz_16QAM_23790_1RB#12 Band17_5MHz_16QAM_23790_1RB#12 Band17_5MHz_16QAM_23790_1RB#12 Band17_5MHz_16QAM_23790_1RB#12 Band17_5MHz_16QAM_23790_1RB#12 Band17_5MHz_16QAM_23825_1RB#12 Band17_5MHz_16QAM_23825_1RB#12 Band17_5MHz_16QAM_23825_1RB#12 Band17_5MHz_16Q...
lang:en score:52 filesize: 1.9 M page_count: 17 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Band Bandwidth Modulation Channel RB Configuration Band5 1.4MHz QPSK 20407 1RB#0 Conducted Output Power dBm 23.87 Antenna Gain dBi 0.59 Band5 1.4MHz QPSK 20407 1RB#2 24.00 0.59 Band5 Band5 1.4MHz 1.4MHz QP...
lang:id score:52 filesize: 5.43 M page_count: 36 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band2_10MHz_QPSK_19150_1RB#0 Band2_10MHz_QPSK_19150_1RB#0 Band2_10MHz_QPSK_19150_1RB#0 Band2_10MHz_16QAM_18650_1RB#0 Band2_10MHz_16QAM_18650_1RB#0 Band2_10MHz_16QAM_18650_1RB#0 Band2_10MHz_16QAM_18650_1RB#0 Band2_10MHz_16QAM_18650_1RB#0 Band2_10MHz_16QAM_18650_1RB#0 Band2_10MHz_16QAM_18900_1RB...
lang:tl score:52 filesize: 4.18 M page_count: 38 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Band Bandwidth Modulation Channel RB Configuration Conducted Output Power dBm Antenna Gain dBi Band12 1.4MHz QPSK 23017 1RB#0 24.28 -0.8 Band12 1.4MHz QPSK 23017 1RB#2 24.40 -0.8 Band12 1.4MHz QPSK 2301...
lang:id score:52 filesize: 5.41 M page_count: 36 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band12_5MHz_QPSK_23035_1RB#12 Band12_5MHz_QPSK_23035_1RB#12 Band12_5MHz_QPSK_23095_1RB#12 Band12_5MHz_QPSK_23095_1RB#12 Band12_5MHz_QPSK_23095_1RB#12 Band12_5MHz_QPSK_23095_1RB#12 Band12_5MHz_QPSK_23095_1RB#12 Band12_5MHz_QPSK_23095_1RB#12 Band12_5MHz_QPSK_23155_1RB#12 Band12_5MHz_QPSK_23155_1...
lang:tl score:52 filesize: 2.99 M page_count: 28 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band5_5MHz_QPSK_20425_1RB#24 Band5_5MHz_QPSK_20525_1RB#24 Band5_5MHz_QPSK_20525_1RB#24 Band5_5MHz_QPSK_20525_1RB#24 Band5_5MHz_QPSK_20525_1RB#24 Band5_5MHz_QPSK_20525_1RB#24 Band5_5MHz_QPSK_20525_1RB#24 Band5_5MHz_QPSK_20625_1RB#24 Band5_5MHz_QPSK_20625_1RB#24 Band5_5MHz_QPSK_20625_1RB#24 Band...
lang:tl score:52 filesize: 2.94 M page_count: 31 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band66_1.4MHz_QPSK_132322_1RB#5 Band66_1.4MHz_QPSK_18607_1RB#2 Band66_1.4MHz_QPSK_18607_1RB#2 Band66_1.4MHz_QPSK_18607_1RB#2 Band66_1.4MHz_QPSK_18900_1RB#2 Band66_1.4MHz_QPSK_18900_1RB#2 Band66_1.4MHz_QPSK_18900_1RB#2 Band66_1.4MHz_QPSK_18900_1RB#2 Band66_1.4MHz_QPSK_18900_1RB#2 Band66_1.4MHz_...
lang:tl score:52 filesize: 5.5 M page_count: 49 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Band Bandwidth Modulation Channel RB Configuration Conducted Output Power dBm Antenna Gain dBi Band2 1.4MHz QPSK 18607 1RB#0 23.40 2.22 Band2 1.4MHz QPSK 18607 1RB#2 23.54 2.22 Band2 1.4MHz QPSK 1860...
lang:i-klingon score:52 filesize: 5.43 M page_count: 37 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Bandwidth MHz 1.4 UL Channel UL Modulation UL RB Number 1 1 1 QPSK 3 3 3 6 LCH 1 1 1 16QAM 3 3 3 6 1 1 1 QPSK 3 3 3 6 MCH 1 1 1 16QAM 3 3 3 6 1 1 1 QPSK 3 HCH 3 3 6 16QAM 1 UL RB...
lang:nl score:52 filesize: 5.5 M page_count: 36 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band66-3MHz-QPSK-131987-15RB#0 Band66-3MHz-QPSK-132322-15RB#0 Band66-3MHz-QPSK-132657-15RB#0 Band66-3MHz-16QAM-131987-15RB#0 Band66-3MHz-16QAM-132322-15RB#0 Band66-3MHz-16QAM-132657-15RB#0 Band66-5MHz-QPSK-131997-25RB#0 Band66-5MHz-QPSK-132322-25RB#0 Band66-5MHz-QPSK-132647-25RB#0 Band66-5MHz-...
lang:nl score:52 filesize: 5.45 M page_count: 53 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band4-20MHz-QPSK-20050-1RB#0 Band4-20MHz-QPSK-20050-1RB#99 Band4-20MHz-QPSK-20050-100RB#0 Band4-20MHz-QPSK-20300-1RB#0 Band4-20MHz-QPSK-20300-1RB#99 Band4-20MHz-QPSK-20300-100RB#0 Band4-20MHz-16QAM-20050-1RB#0 Band4-20MHz-16QAM-20050-1RB#99 Band4-20MHz-16QAM-20050-100RB#0 Band4-20MHz-16QAM-203...
lang:it score:52 filesize: 5.4 M page_count: 48 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band12-1.4MHz-16QAM-23017-1RB#0 Band12-1.4MHz-16QAM-23017-1RB#5 Band12-1.4MHz-16QAM-23017-6RB#0 Band12-1.4MHz-16QAM-23173-1RB#0 Band12-1.4MHz-16QAM-23173-1RB#5 Band12-1.4MHz-16QAM-23173-6RB#0 Band12-3MHz-QPSK-23025-1RB#0 Band12-3MHz-QPSK-23025-1RB#14 Band12-3MHz-QPSK-23025-15RB#0 Band12-3MHz-Q...
lang:en score:52 filesize: 5.44 M page_count: 43 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band5-1.4MHz-16QAM-20407-1RB#0 Band5-1.4MHz-16QAM-20407-1RB#5 Band5-1.4MHz-16QAM-20407-6RB#0 Band5-1.4MHz-16QAM-20643-1RB#0 Band5-1.4MHz-16QAM-20643-1RB#5 Band5-1.4MHz-16QAM-20643-6RB#0 Band5-3MHz-QPSK-20415-1RB#0 Band5-3MHz-QPSK-20415-1RB#14 Band5-3MHz-QPSK-20415-15RB#0 Band5-3MHz-QPSK-20635-...
lang:en score:52 filesize: 5.39 M page_count: 44 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band4-3MHz-QPSK-19965-15RB#0 Band4-3MHz-QPSK-20175-15RB#0 Band4-3MHz-QPSK-20385-15RB#0 Band4-3MHz-16QAM-19965-15RB#0 Band4-3MHz-16QAM-20175-15RB#0 Band4-3MHz-16QAM-20385-15RB#0 Band4-5MHz-QPSK-19975-25RB#0 Band4-5MHz-QPSK-20175-25RB#0 Band4-5MHz-QPSK-20375-25RB#0 Band4-5MHz-16QAM-19975-25RB#0 ...
lang:nl score:52 filesize: 5.5 M page_count: 32 document date: 2023-03-16
[pdf] Test Report
Tonscend Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Band2-3MHz-16QAM-18615-15RB#0 Band2-3MHz-16QAM-18900-15RB#0 Band2-3MHz-16QAM-19185-15RB#0 Band2-5MHz-QPSK-18625-25RB#0 Band2-5MHz-QPSK-18900-25RB#0 Band2-5MHz-QPSK-19175-25RB#0 Band2-5MHz-16QAM-18625-25RB#0 Band2-5MHz-16QAM-18900-25RB#0 Band2-5MHz-16QAM-19175-25RB#0 Band2-10MHz-QPSK-18650-50RB...
lang:nl score:52 filesize: 5.45 M page_count: 32 document date: 2023-03-16
[pdf] Test Report
Tonscend Microsoft Test Report ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Appendix A: Effective Isotropic Radiated Power Output Data Test Result Band Bandwidth Modulation Channel RB Configuration Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Band13 Ban...
lang:de score:51 filesize: 4.27 M page_count: 39 document date: 2023-03-16
[pdf]
2 911 d 7 USAgentforServiceofProcessv1 ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
...
lang:de score:51 filesize: 618.08 K page_count: 0 document date: 0000-00-00
[pdf] Product Photos
136 Administrator 微软中国 External photo ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V ...
lang:de score:48 filesize: 715.47 K page_count: 5 document date: 2023-03-07
[pdf] Label
137 Administrator 微软中国 Label and location ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
FCC ID LABEL: Label Location: ...
lang:de score:48 filesize: 149.8 K page_count: 1 document date: 2023-03-10
[pdf] Product Photos Teardown
129 Administrator 微软中国 Internal Photos ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Model: GB-213H/K/X/V Antenna ...
lang:de score:48 filesize: 2.09 M page_count: 8 document date: 2023-03-10
[pdf] Product Photos
113 Administrator 微软中国 T Setup photo ShenZhenShi KuShi KeJi YouXianGongSi GB213HKXV 2BAA8 2BAA8GB213HKXV gb213hkxv
RADIATED EMISSION Model: GB-213H/K/X/V ...
lang:de score:47 filesize: 371.5 K page_count: 1 document date: 2023-03-07

Related FCC IDs:

Search Any Device: