2AVDT-B502MHITCH CAMERA

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Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF External Photos Page 1 of 4 External Photos Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF External Photos Page 2 of 4 Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF External Photos Page 3 of 4 Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF External Photos Page 4 of 4

Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF LABEL AND LOCATION Page 1 of 1 FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 1 of 7 Internal photos Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 2 of 7 Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 3 of 7 Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 4 of 7 Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 5 of 7 Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 6 of 7 Antenna Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Internal Photos Page 7 of 7

Shenzhen Accurate Technology Co., Ltd. Report No.: SZNS1221018-47737E-RF-00 Version 16: 2021-11-09 Page 13 of 56 FCC- 2.4G Wi-Fi FCC §15.247 (i) & §1.1307 (b) (3) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) Applicable Standard According to subpart 15.247 (i) and subpart 2.1091 systems operating under the provisions of this section shall be operated in a manner that ensures the public is not exposed to RF energy level in excess of the communication guidelines. According to KDB 447498 D04 Interim General RF Exposure Guidance MPE-Based Exemption: General frequency and separation-distance dependent MPE-based effective radiated power(ERP) thresholds are in Table B.1 [Table 1 of § 1.1307(b)(1)(i)(C)] to support an exemptionfrom further evaluation from 300 kHz through 100 GHz. Ris the minimum separation distance in meters f = frequency in MHz Result Frequency (MHz) Antenna Gain Tune up conducted power ERP Evaluation Distance (m) ERP Limit (W) (dBi) (dBd) (dBm) (dBm) (W) 2412-2472 2.0 -0.15 22.5 22.35 0.172 0.2 0.768 Note: To maintain compliance with the FCC’s RF exposure guidelines, place the equipment at least 20cm from nearby persons. Result: Compliance

★ Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “ ”. Shenzhen Accurate Technology Co., Ltd. is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. 1/F., Building A, Changyuan New Material Port, Science & Industry Park, Nanshan District, Shenzhen, Guangdong, P.R. China Tel: +86 755-26503290 Fax: +86 755-26503396 Web: www.atc-lab.com Version 16: 2021-11-09 Page 1 of 56 FCC- 2.4G Wi-Fi TEST REPORT Applicant Name : Guangzhou Chixiang Car Accessories Co., Ltd Address : Room 408, Building 2, No. 87, Jiangxia East 1st Road, Huangshi Street, Baiyun District GuangZhou, Guangdong China Report Number : SZNS1221018-47737E-RF-00 FCC ID: 2AVDT-B502M Test Standard (s) FCC PART 15.247 Sample Description Product Type: HITCH CAMERA Model No.: B502M Multiple Model(s) No.: N/A Trade Mark: N/A Date Received: 2022/10/18 Report Date: 2022/11/29 Test Result: Pass* * In the configuration tested, the EUT complied with the standards above. Prepared and Checked By: Approved By: Roger Ling Candy Li EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No.: SZNS1221018-47737E-RF-00 Version 16: 2021-11-09 Page 2 of 56 FCC- 2.4G Wi-Fi TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 DUTY CYCLE ................................................................................................................................................................ 7 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 7 EXTERNAL I/O CABLE .................................................................................................................................................. 7 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 8 SUMMARY OF TEST RESULTS ............................................................................................................................. 10 TEST EQUIPMENT LIST ......................................................................................................................................... 11 FCC §15.247 (I) & §1.1307 (B) (3) & §2.1091- MAXIMUM PERMISSIBLE EXPOSURE (MPE) ........................... 13 APPLICABLE STANDARD ............................................................................................................................................ 13 RESULT ...................................................................................................................................................................... 13 FCC §15.203 - ANTENNA REQUIREMENT ........................................................................................................... 14 APPLICABLE STANDARD ............................................................................................................................................ 14 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 14 FCC §15.207 (A) – AC LINE CONDUCTED EMISSIONS .................................................................................... 15 APPLICABLE STANDARD ............................................................................................................................................ 15 EUT SETUP ................................................................................................................................................................ 15 EMI TEST RECEIVER SETUP ....................................................................................................................................... 15 TEST PROCEDURE ...................................................................................................................................................... 15 TRANSD FACTOR & MARGIN CALCULATION............................................…

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Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 1-10 SPECIFICATION for Customer No. Product No. SD0101- Copper tube-2.4G -100MM Author：Zeng Xiaofeng Review：Li Ming Release Date： 2022.9.20 ShenZhen Tianxing Communication Technology Co., Ltd 510 West, building 64, Jinlong Industrial City, majialong, Nanshan District, Shenzhen E-mail：[email protected] Tel: 0755-86006322 Fax: 0755-86006323 Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 2-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 2-10 Contents SPECIFICATION .................................................................................................................... 1 SHENZHEN TIANXING COMMUNICATIONTECHNOLOGY CO., LTD .................................. 1 CONTENTS ............................................................................................................................. 2 1. BILATERAL CONFIRMATION PAGE ........................................................................... 3 2. GENERAL ........................................................................................................................ 4 3. GENERAL PRODUCT SPECIFICATIONS ................................................................. 4 4. SPECIFICATION DETIALS ............................................................................................. 5 4.1 MECHANICAL PROPERTIES ............................................................................................... 5 4. 2 ELECTRIC PERFORMANCE ............................................................................................. 7 5. PRODUCT PACKAGING .............................................................................................. 11 6. DOCUMENT RESUME ................................................................................................. 11 Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 3-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 3-10 1. Bilateral Confirmation page 1.1 Customer signature Customer： Separtment/post Sign Date Hardware Engineer Mechanical Project Manager Commercial/Puchasing Checker 1.2 Signature of Tianxing Communication company Separtment/post Sign Date Antenna Engineer Mechanical Project Manager QA Checker Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 4-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 4-10 2. General 2.1 Scope of application WIFI Antenna 2.2 Operating temperature range Temperature range of this product: -20 ~ +65 °C 2.3 Storage temperature range: This product is stored at - 30 ~ + 75 °C 3. General product specifications NO. ITEMS DETAILS 1 Type / 2 Operating Frequency Band 2400-2500MHz 3 VSWR ≤1.3 4 Gain 2dBi 5 Radiation Efficiency ≥50% 6 Impedance 50Ω 7 Antenna Type monopole 8 Antenna composition 1.13 Coaxial line+copper pipe 9 Entity Picture Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 5-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 5-10 4. Specification Detials 4.1 Mechanical Properties 4.11 Product Composition： No. Material Size (MM) 1 Metal tube Ø 4.4 24mm silver 2 Copper axis Ø 1.13 100MM black 3 Heat shrinkable rod Ø 4.0 65MM black 4.12 Apperance Good appearance without scars 、dirts、protuberances, etc. 4.13 Antenna Picture and Structure Dimension Refer to product drawings: Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 6-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 6-10 Product drawings： Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 7-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 7-10 4. 2 Electric Performance 4.21 Test condition Environment： Temperature： 10°C——+30°C Humidity： ≤80%（+40°C） Atmospher： 750mmkg±30mmkg Equipment： Network Analyzer: Agilent E8358A Anechior Chamber: ETS 4.22 Test Data for Electrical Performance: 4.22.1 S11 of the Antenna: Marker 2450MHz 2400MHz 2500MHz Returnloss -20.6 -16.4 -14.7 VSWR 1.1 1.3 1.3 Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 8-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 8-10 Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 9-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 9-10 Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 10-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 10-10 antenna pattern pictuter 2400 2450 2500 Shenzhen Shuodian Electronic Technology Co.,Ltd Date:2014-6-30 Page number 11-8 Shenzhen Tianxing Communication Technology Co.,Ltd Shenzhen Tianxing Communication Technology Co.,Ltd Page number 11-10 5. Product Packaging Manner of packing: Packed in self sealed bags, 200 pcs each. 6. Document Resume Document No. Release Date 2022/09/20 Author XiofengZeng Review LiMing Revised History Date Version Revised Record 2022/09/20 1.00 New Project

Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Test Photos Page 1 of 3 Photo of Conducted Emission Measurement - Tyep-C Charging Port Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Test Photos Page 2 of 3 Photo of Radiated Emission Measurement (Below 1G) - Tyep-C Charging Port Photo of Radiated Emission Measurement (Below 1G) - DC Power Supply Port Shenzhen Accurate Technology Co., Ltd. Project No.: SZNS1221018-47737E-RF Test Photos Page 3 of 3 Photo of Radiated Emission Measurement (Above 1G) - Tyep-C Charging Port