2BFQA-M4car dash camera

FCC ID LABEL: Label Location: FCC ID: BFQA-M4 Model No.: M4

(changshashiyidishanerkejiyouxiangongsi) (April 8, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2BFQA-M4) [changshashiyidishanerkejiyouxiangongsi] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Sincerely, (Applicant signature) (Applicant printed name) Holli lee (changshashiyidishanerkejiyouxiangongsi) (April 8, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2BFQA-M4) [changshashiyidishanerkejiyouxiangongsi] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Holli lee

FCC §15.247 (i), §2.1091 – RF Exposure FCC ID: 2BFQA-M4 Applied procedures / limit According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for Occupational / Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-3.0 614 1.63 (100)* 6 3.0-30 1842 / f 4.89 / f (900 / f)* 6 30-300 61.4 0.163 1.0 6 300-1500 F/300 6 1500-100,000 5 6 Note: ƒ is frequency in MHz * = Power density limit is applicable at frequencies greater than 100 MHz Limits for General Population / Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/ cm 2 ) Averaging Time |E| 2 ,|H| 2 or S (minutes) 0.3-1.34 614 1.63 (100)* 30 1.34-30 824/f 2.19/f (180/f)* 30 30-300 27.5 0.073 0.2 30 300-1500 F/1500 30 1500-100,000 1.0 30 Note: f = frequency in MHz * = Plane-wave equivalent power density MPE PREDICTION Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna,R=20cm Test Result of RF Exposure Evaluation Modes& Channel Freq. (MHz) Tune up Produce power Maximu m peak output power (dBm) Output power to antenna (mW) Antenna Gain (numeric) Power Density (S) (mW/ cm2) Limit (mW / cm2 ) Result 2.4GWIFI 802.11b& 2437 15±1 16 39.8107 1.2735 (1.05dBi) 0.0101 1 Pass

changshashiyidishanerkejiyouxiangongsi (April 7, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (car dash camera / M4, M5, M6, M7/ FCC ID: 2BFQA-M4) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☐ Block Diagram ☒ ☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☐ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No No SDR Software / Security Info ☒ No required to be submitted with this application be permanently withheld from public review. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. Please contact me if there is any information you may need. Sincerely, Signature: Name: Holli lee Title: Manager

changshashiyidishanerkejiyouxiangongsi (April 7, 2024) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize (Dongguan Hongyang Detection Technology Co., LTD) to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Signature: Name: Holli lee Title: Manager

Model: M4 Internal Photos ANT

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Model: M4 External Photos

深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 承认书 SPECIFICATIONFORAPPROVAL 审批/Approval客户批准/CustomerApproval 制作 PreparedBy 审核 CheckedBy 批准 ApprovalBy 审核 CheckedBy 批准 ApprovalBy 签章 Signature 黄宗宝夏成磊陈华明 日期 Date 2023.12.292023.12.292023.12.29 修订履历/ChangeLog 版本 Version 修订内容 ChangeDescription 责任人 PersoninCharge 核准 ApprovalBy 日期 Date 客户名称 CustomerName 创亿胜 客户项目名Customer ProjectName K05 顺达成项目名 SDCProjectName K05 整机信息 顺达成料号 SDCP/N WF5468B-0812R-80 频段 Band WIFI2.4G/BT 版本号 Version A0 设计人信息/DesignerInformation 射频工程师 RFEngineer 符学荣 研发主管 R&DDiretor 夏承磊 结构工程师 MEEngineer 黄宗宝 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 目录/Catalogue 序号 No. 项目 Item 页码 PageNo. 1 图纸或实物图片 DrawingorProductImage 3/5 2 尺寸测量报告 DimensionsTestReport 4/6 3 射频性能测试报告 RFPerformanceTestReport 7-10 4 可靠性测试报告 ReliabilityTestReport1 11 5 安装事宜或其它 InstallWizardorOther 12 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 产品图纸或实物图片 DrawingorProductImage 注 ： 6 0 m m 以 内 的 线 材 ， 若 无 客 户 要 求 则 默 认 端 子 头 朝 下 李 瑶 娜 W F 5 4 6 8 B - 0 8 1 2 R - 8 0 K 0 5 1 8 0 1  S D C K 0 5 W F 手 撕 位   深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 样品尺寸测量报告 SampleDimensionsTestReport 测试日期 TestDate 2023.12.29 样品数量 SampleQty. 3 测试人 Inspector 许燕芳 尺寸编号 DimensionNo. 标准 Standard 样品1 Sample1 样品2 Sample2 样品3 Sample3 Pass/NG ①长度14.65±0.2mm14.6514.7514.65 Pass ②宽度14.15±0.2mm14.1514.2514.15 Pass ③厚度0.1±0.03mm0.10.10.1 Pass ④线长80±2mm808180 Pass 最终结论 Conclusion PASS 测试人&日期 Inspector&Date 许燕芳2023.12.29 批准&日期 Approval&Date 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 射频性能测量报告 RFPerformanceTestReport 天线测试设备简介 AntennaTestEquipmentIntroduction 测试天线输入特性使用AgilentE5071CandAgilent5062A矢量网络分析仪；辐射特性利 用广屏三维近场暗室进行测试，并分别使用8960E5515和AgilentE4438C进行了分析。暗房的测 试坐标如下: TestofantennainputcharacteristicsusingAgilentE5071CandAgilent5062Avectornetwork analyzer;Theradiationpatternoftheantennaaretestedusingtheguangping3DnearfieldAnechoicChamber, andtheinstrumentisusedtoagilent8960E5515andAgilentE4438C.Thetestcoordinatesofthedarkroom areasfollows: 1.S11参数测量/S11Parameter-VSWR 使用一根50Ω同轴电缆连接到天线，然后该电缆连接到网络分析仪测量S11参数，被测量产品远离金属至少 20厘米。 MeasuringMethodisa50Ωcoaxialcableisconnectedtotheantenna.Thenthiscableisconnectedtoanetworkanalyzer tomeasuretheS11parameter,Keepingthisfixtureawayfrommetalatleast20cm. 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 S11Parameter-VSWR 频率（MHZ）2400 24502500 驻波比 1.611.452.02 2.天线匹配网络/AntennaMatchingNetwork 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 3.Gain&Efficiency Frequency(MHz)Efficiency(%)PeakGAIN(dBi) 2400 42.64 0.83 2450 43.27 1.05 2500 43.56 0.96 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 可靠性测试报告 ReliabilityTestReport 测试日期 TestDate 2023.12.29 样品数量 SampleQty. 3 测试人 Inspector 许燕芳 测试项目 TestItem 要求 Requirement 试验设备 testing equipment 样品1 Sample1 样品2 Sample2 样品3 Sample3 判定 PASS/NG 高温存储 在+85°C条件下暴露 24H，恢复2H后进行测 试 恒温恒湿箱OKOKOKPass 低温存储 在-40°C条件下暴露 24H，恢复2H后进行测 试 恒温恒湿箱OKOKOKPass 高温工作 在+60°C条件下通电工 作24H 恒温恒湿箱OKOKOKPass 低温工作 在-20°C条件下通电工 作24H 恒温恒湿箱OKOKOKPass 盐雾试验 (5士0．5)%氯化钠、 pH值为6.5～7.2，实验 箱温度(35±2)°C □24H☑48H 盐雾试验机OKOKOKPass 连接器铆压拉 拔力 1.13线径≥10N 0.81线径≥8N RG174≥60N RG178≥50N 推拉力计≥8N≥8N≥8NPass 最终结论 Conclusion Pass 测试人&日 期 Inspector& Date 许燕芳2023.12.29 批准&日期 Approval&D ate 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 安装事宜或其它 InstallWizardorOther 安装过程： 取1PCS产品，用手撕下FPC背面的离型纸，然后将FPC定位孔位置与外壳定位孔位置（定位筋 位或定位线）对齐，平整的贴附与外壳上，具体位置如下图所示： 安装过程注意事项： □粘贴天线后保证FPC完整贴附于外壳； □定位孔与外壳定位柱位置对齐； □FPC边缘与外壳边缘对齐； □带端子天线在将端子扣合到主板PCBA端时请首先对齐端子，然后垂直扣合； □拆卸天线端子时需使用工具（如专用撬棍）垂直翘起端子，不可直接拽线拆卸 深圳市顺达成科技有限公司 SHUNDACHENGTECHNOLOGYCO.,LTD 公司地址：深圳市宝安区福永镇重庆路新福工业园B5栋4楼电话:0755-27211658传真:0755-29485750 产品ROHS证书

TEST REPORT Compiled by: Reviewed by: Approved by: Zhou Kui Arron Liu Bin Mei / Director Note: If there is any objection to the inspection results in this report, please submit a written report to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp. This result(s) shown in this report refer only to the sample(s) tested. Without written approval of Shenzhen CTB Testing Technology Co., Ltd. this report can’t be reproduced except in full. The tested sample(s) and the sample information are provided by the client. “*” indicates the testing items were fulfilled by subcontracted lab. “#” indicates the items are not in CNAS accreditation scope. Product Name: car dash camera FCC ID: 2BFQA-M4 Trademark: N/A Model Number: M4, M5, M6, M7 Prepared For: changshashiyidishanerkejiyouxiangongsi Address: furongqudongtundujiedaowanjializhongluyiduan139haokuanyudasha1908,1909, 1910fangCqu310haochangsha hunan410016 Manufacturer: changshashiyidishanerkejiyouxiangongsi Address: furongqudongtundujiedaowanjializhongluyiduan139haokuanyudasha1908,1909, 1910fangCqu310haochangsha hunan410016 Prepared By: Shenzhen CTB Testing Technology Co., Ltd. Address: 1&2/F., Building A, No.26, Xinhe Road, Xinqiao, Xinqiao Street, Bao'an District, Shenzhen, Guangdong, China Sample Received Date: Mar. 22, 2024 Sample tested Date: Mar. 22, 2024 to Mar. 29, 2024 Issue Date: Mar. 29, 2024 Report No.: CTB240329025RFX Test Standards FCC Part15.247 ANSI C63.10:2013 Test Results PASS Remark: This is WIFI-2.4GHz band radio test report. Shenzhen CTB Testing Technology Co., Ltd. Report No.: CTB240329025RFX Report Tel: 4008-707-283 Web: http://www.ctb-lab.net Page 2 of 60 TABLE OF CONTENT Test Report Declaration Page 1. VERSION ........................................................................................................................................ 3 2. TEST SUMMARY ........................................................................................................................... 4 3. MEASUREMENT UNCERTAINTY ................................................................................................. 5 4. PRODUCT INFORMATION AND TEST SETUP ............................................................................ 6 4.1 Product Information .......................................................................................................................... 6 4.2 Test Setup Configuration .................................................................................................................. 6 4.3 Support Equipment........................................................................................................................... 6 4.4 Channel List ..................................................................................................................................... 7 4.5 Test Mode ........................................................................................................................................ 7 4.6 Test Environment ............................................................................................................................. 7 5. TEST FACILITY AND TEST INSTRUMENT USED ....................................................................... 8 5.1 Test Facility ...................................................................................................................................... 8 5.2 Test Instrument Used ....................................................................................................................... 8 6. AC POWER LINE CONDUCTED EMISSION ................................................................................ 10 6.1 Block Diagram Of Test Setup ......................................................................................................... 10 6.2 Limit ................................................................................................................................................ 10 6.3 Test procedure ............................................................................................................................... 10 6.4 Test Result ..................................................................................................................................... 12 7. RADIATED SPURIOUS EMISSION ............................................................................................. 13 7.1 Block Diagram Of Test Setup ......................................................................................................... 13 7.2 Limit ................................................................................................................................................ 13 7.3 Test procedure ............................................................................................................................... 14 7.4 Test Result ..................................................................................................................................... 15 8. BAND EDGE AND RF COUNDUCTED SPURIOUS EMISSIONS ............................................... 37 8.1 Block Diagram Of Test Setup ......................................................................................................... 37 8.2 Limit ................................................................................................................................................ 37 8.3 Test procedure ............................................................................................................................... 37 8. 4 Test Result ..................................................................................................................................... 38 9. COUDUCTED OUTPUT POWER ................................................................................................. 45 9.1 Block Diagram Of Test Setup ....................................................…

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Model: M4 Radiated Emission Below 1G Above 1G