2BU5Z-G38Car charger

蓝牙产品说明书 操作说明 感谢购买此款产品，使且前请仔细阅读本操作手册，以确保正确使用 1.数码显示屏 2.音频输入 3.支持使用U盘、TF卡、手机及其它电子产品播放音乐 4.支持MP3/WMA音乐格式 5.通过蓝牙接听、拒接、重拔 6.带立体音质处理 7.通话回声消除和降噪音(CVC)技术 8.USB输出电压,可向其它设备提供电源,双USB充电. 9.频点和播放自动记忆功能 10.独立蓝牙启动/旋转开关按钮 (1).将产品插入点烟器插座,来电时按下蓝牙电话按键,发射器将自动接听/挂断 电话. (2).来电时数码管屏会显示电话号码 (3).在连接状态下,点击手机电话号码拔号,你的电话声音将自动连接到车内音响 (4).重拔号码-双击电话键二次,可以重拔电话号码. (5).手机的蓝牙和车载发射器蓝牙连接模式时,车内可以播放手机内音乐 (6).手机打开GPS播放时,可以通过车内音响播放GPS导航,使你行驶更安全 设备带USB(5V3.1A)充电功能,双USB接口充电时电流最大可达到5V-3.1A,可供 手机和其它数码产品同时充电,插U盘播放音乐和给设备充电可同时进行,或者2 个USB同时给2个数码产品充电(注意:一个带闪电标志的接口输出电流为2.1A,带 USB头标志的接口输出电流为1A). 每次当产品断电后,系统自动记忆和手机TF卡/U盘或其它电子设备内的 歌曲.当地你从再一次启动设备时,这首歌将继续播放.但是当你删除或者更改存 储,或者系统检测到错误状态时,系统会播放第一首歌曲. 工作电压:12V--24V 工作电压限制:9--26V USB输出:5V--3.1A 播放格式:MP3 WMA SNR: >60 DB 失真度:<0.1% 蓝牙声音处理:A2DP(高及音频分配模式)功能支持 蓝牙传输距离:10M 蓝牙话筒有效距离:0.5--2M 1.插入U盘时,连接功能处于打开状态,蓝牙功能会自动开启,一旦启动,该设备会 自动通过蓝牙与手机相连,如果不想自动连接请断开你的手机蓝牙功能. 2.当正在使用调频时,切勿把发射器音量调到最大,以避免失真,请通过汽车音响 调节音量. 3.使用手机不同,操作蓝牙的方式也可能不同,有些手机在断电后通电时,可能不 支持自动连接,如果情况如此,请手动连接. 4.通话过程中的音量应适中,以免影响对方 5.在启用蓝牙通话时,请注意如果车内太吵或车内隔音效果不是太好,也有可能 影响到通话音质,请放慢你开车的速度或者停至路边,直到音效达到最佳 6.不要在高温,粉尘或潮湿环境中使用本产品 7.本产品长期不用时,应从汽车点烟口拔下,正常使用时,等汽车起动后再插上使 用,避免点火电压过高损坏. 感谢你购买本产品，本产品会给各位体验者提供方便的使用，和愉快安全的驾车旅途。让 车内的音乐伴你同行。 1.蓝牙模式： 3.充电功能： 4.断电记忆： 技术参数： 注意事项： Thank you very much for buying this product. You are advised to read this user manual carefully before using this product. We sincerely hope this product will bring you a lot of convenience and fun while you take a ride. We will be very honored if this product may make you satisfied with what it's designed for. lt will give us tremendous encouragement to work out with better products in the future if you may leave us a review on Amazon based on your unbiased user experience. USER MANUAL This product is a multifunctional Car FM Transmitter which plays music in MP3/WMA format and charge a variety of electronic devices. With embedded high-performance Bluetooth module and MP3/WMA decoding chip, Audio playback can be implemented wirelessly with USB drive, TF and other electronic devices through a car audio. Moreover, if a cell phone is connected with this product via Bluetooth, hands-free phone call operations during audio playback can be activated, as well as audio playback with cell phone through car audio. Witbout any modification on your car, you can now enjoy the music, charge a variety of electronic devices and deal with you phone calls with your hands free. 1.High-clarity LCD display (or Digital tube) 2.Aux in 3.Audio playback with USB drive, TF, cell phone and other electronic devices 4.Supports music in MP3/WMA format 5.hands-free phone call operations: Answer and hang up a call, dial a phone number. 6.Chrystal-clear stereo sound 7.Phone call echo elimination and noise cancellation technologies 8.Dual USB charging 9.Memory on frequency last used and music last played 10.Independent Bluetooth start/rotation switch button Product characters 1. Bluetooth mode Operating Instructions (1) When a TF is inserted, audio playback from TF is activated. (2) When an USB drive inserted, audio playback from USB drive is activated. (3) When a cell phone or other electronic devices are linked to this product, audio playback from these devices starts. (4) The volume can be adjusted through both bthe buttons on car audio. 2. Audio playback mode This product supports dual charging function to cell phone and other electronic devices. You can either charge a electronic device with playing the music in an USB drive, or you can charge 2 electronic devices simultaneously (Note that the charging current of the USB port with a flash mark is 2.1V while that of the USB port with a USB logo is 1A.) When this product is powered off, it remembers the frequency that is used and the music in cell phone. TF, USB drive and other electronic devices that is played before the it is turned down. When this product is initiated again, the frequency will be used and the music will be played. However, the first music will be played when you delete or change the memory (cell phone, memory in cell phone, TF, USB drive and other electronic devices) or when this product detect an error status. 3.Dual USB charging 4. Power-off memory Working voltage: 12V-24V The limits of working voltage:9V-26V USB output: sV-3.lA max Music format: MP3 and WMA SNR > 60 DB Distortion < 0.1% Bluetooth voice processing: Supports A2Dp (advanced sound frequency distribution pattern) Bluetooth effective range:10M Cell phone microphone Bluetooth effective rang: 0.5M-2M Technical Parameters 1. This product will connect with cell phone through Bluetooth automatically unless you turn off Bluetooth on cell phone. 2. To adjust the volume of car audio use the button on it instead of adjusting the volume through this product. If you use this product to increase the volume of car audio, do not increase the volume to the higbest volume because that can cause distortion. 3. Some cell phones may not be automatically connected with this product through Bluetooth. If that happens, please manually connect cell phone with this product through Bluetooth. 4. When talking on cell phone. Do not raise your voice to an extent that may annoy the other party. 5. When talking on cell phone. the noise inside of the car may interfere with the sound quality. Slow down the car or pull over to resume the sound quality. 6. Do not use this product in a hot, dusty and wet environment. 7. Pull out this product from the cigarette lighter if it is not in use for a long time. Put this product into cigarette light after the car engine is started to avoid any possible damage of high voltage on this product. Appreciate again for your purchase on this product. We do hope the extraordinary features of this product can bring you a convenient and pleasant (or wonderful) ride. Attentions FCC Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiat…

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Dongguan Sansi Trading Co., Ltd. Room 1001, No. 21, Houjie Avenue East, Houjie Town Dongguan City, Guangdong Province China Date: May 26, 2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BU5Z-G38 FRN: 0038137592 US Agent – Attestation Statement / Part 2.911(d)(7) Dongguan Sansi Trading Co., Ltd.certifies, that as of May 26, 2026, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2BU5Z-G38 Dongguan Sansi Trading Co., Ltd., accepts to maintain an agent of service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Dongguan Sansi Trading Co., Ltd.for FCC ID: 2BU5Z-G38 Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company: Dongguan Sansi Trading Co., Ltd. Address: Room 1001, No. 21, Houjie Avenue East, Houjie Town, Dongguan City, Guangdong Province, China Designated Agent: FCC US Agent, LLC Company Representative: ShengFang Bai Designated Agent Representative: Tim Payne Signature: Email: [email protected] Tel: 15820678540 Signature:

(Dongguan Sansi Trading Co., Ltd.) (June 3, 2026) 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:2BU5Z-G38) [Dongguan Sansi Trading Co., Ltd.] (“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. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, () (ShengFang Bai) (Dongguan Sansi Trading Co., Ltd.) (June 3, 2026) 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: 2BU5Z-G38#) [Dongguan Sansi Trading Co., Ltd.] (“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, ) (ShengFang Bai)

Dongguan Sansi Trading Co., Ltd. (May 18, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 ATTN.: Reviewing Engineer FCC ID: 2BU5Z-G38 Dongguan Sansi Trading Co., Ltd. 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not “covered” equipment. Dongguan Sansi Trading Co., Ltd. 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, Signature: Name ShengFang Bai Position Manager Company Name Dongguan Sansi Trading Co., Ltd. Address Room 1001, No. 21, Houjie Avenue East, Houjie Town, Dongguan City, Guangdong Province, China Tel 15820678540 Fax 15820678540 Email [email protected]

Dongguan Sansi Trading Co., Ltd. (May 18, 2026) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Car charger / G38 # FCC ID: 2BU5Z- G38#) 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 (Schematics, Block diagram, Operation description) required to be submitted with this application be permanently withheld from public review. These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Please contact me if there is any information you may need. Sincerely, Signature: Name ShengFang Bai Position Manager Company Name Dongguan Sansi Trading Co., Ltd. Address Room 1001, No. 21, Houjie Avenue East, Houjie Town, Dongguan City, Guangdong Province, China Tel 15820678540 Fax 15820678540 Email [email protected]

Dongguan Sansi Trading Co., Ltd. (May 18, 2026) 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 (SHENZHEN STS TEST SERVICES 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 ShengFang Bai Position Manager Company Name Dongguan Sansi Trading Co., Ltd. Address Room 1001, No. 21, Houjie Avenue East, Houjie Town, Dongguan City, Guangdong Province, China Tel 15820678540 Fax 15820678540 Email [email protected]

FCC ID: 2BU5Z-G38 FCC ID: 2BU5Z-G38 FCC ID: 2BU5Z-G38 FCC ID: 2BU5Z-G38

3.5cm 1.5cm Label Location FCC ID: 2BU5Z-G38 Dongguan Sansi Trading Co., Ltd. Product name: Car charger Model No.: G38

FCC ID: 2BU5Z-G38 FCC ID: 2BU5Z-G38 FCC ID: 2BU5Z-G38 FCC ID: 2BU5Z-G38

FCC ID: 2BU5Z-G38 Prediction of MPE at a given distance 1. Limits The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) radiation as specified in 1.1310(e) 2. Test Procedure Equation from page 18 of OET Bulletin 65, Edition 97-01 Where: S = power density P = power input to the antenna G = numeric gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the centre of radiation of the antenna FCC ID: 2BU5Z-G38 3. Result Worse case is as below: Mode Frequency (MHz) Prediction distance (cm) RF output power MPE (mW/cm 2 ) Limit (mW/cm 2 ) SAR Test Exclusion dBm mW GFSK 2440 20 9.093 8.1152 0.0024 1 Yes BLE Antenna Gain: 1.68dBi, 1.47(numeric) Then SAR evaluation is not required.

Thetestresultspresentedinthisreportrelateonlytotheobjecttested.Thisreportshallnotbe reproduced,exceptinfull,withoutthewrittenapprovaloftheShenzhenSTSTestServicesCo., Ltd. RadioTestReport ReportNo.:STS2605132W01 Issuedfor DongguanSansiTradingCo.,Ltd. Room1001,No.21,HoujieAvenueEast,HoujieTown, DongguanCity,GuangdongProvince,China ProductName:Carcharger BrandName:N/A ModelName:G38 SeriesModel(s):N/A FCCID:2BU5Z-G38 TestStandards:FCCPart15.247 Page2of46ReportNo.:STS2605132W01 TESTREPORT Applicant’sName .................... :DongguanSansiTradingCo.,Ltd. Address ...................................... : Room1001,No.21,HoujieAvenueEast,HoujieTown,Dongguan City,GuangdongProvince,China Manufacturer'sName.............: DongguanSansiTradingCo.,Ltd. Address ...................................... : Room1001,No.21,HoujieAvenueEast,HoujieTown,Dongguan City,GuangdongProvince,China ProductDescription ProductName...........................:Carcharger BrandName...............................:N/A ModelName .............................. :G38 SeriesModel(s) ....................... :N/A Standards..................................:FCCPart15.247 TestProcedure .......................... : ANSIC63.10-2020+Cor.1-2023+C63.10a-2024+Erratato C63.10a-2024 ThisdevicedescribedabovehasbeentestedbySTS,thetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thetestresultspresentedinthisreportrelateonlytotheobjecttested.Thisreportshallnotbe reproduced,exceptinfull,withoutthewrittenapprovaloftheShenzhenSTSTestServicesCo.,Ltd. DateofTest..................................: Dateofreceiptoftestitem...........: March17,2026 Date(s)ofperformanceoftests.:March17,2026toMay8,2026 DateofIssue.................................:May8,2026 TestResult ..................................... :Pass TestingEngineer: (AaronBu) TechnicalManager: (SkylarLi) AuthorizedSignatory: (BoveyYang) Page3of46ReportNo.:STS2605132W01 TableofContentsPage 1.SUMMARYOFTESTRESULTS6 1.1TESTFACTORY7 1.2MEASUREMENTUNCERTAINTY7 2.GENERALINFORMATION8 2.1GENERALDESCRIPTIONOFTHEEUT8 2.2DESCRIPTIONOFTHETESTMODES9 2.3TESTSOFTWAREANDPOWERLEVEL10 2.4BLOCKDIAGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED10 2.5DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS11 2.6EQUIPMENTSLIST12 3.EMCEMISSIONTEST14 3.1CONDUCTEDEMISSIONMEASUREMENT14 3.2TESTPROCEDURE15 3.3TESTSETUP15 3.4EUTOPERATINGCONDITIONS15 3.5TESTRESULTS16 4.RADIATEDEMISSIONMEASUREMENT17 4.1RADIATEDEMISSIONLIMITS17 4.2TESTPROCEDURE19 4.3TESTSETUP20 4.4EUTOPERATINGCONDITIONS21 4.5FIELDSTRENGTHCALCULATION21 4.6TESTRESULTS22 5.DUTYCYCLE27 5.1TESTSTANDARD27 5.2TESTPROCEDURE27 5.3DEVIATIONFROMSTANDARD27 5.4TESTSETUP27 5.6TESTRESULTS27 6.CONDUCTEDSPURIOUS&BANDEDGEEMISSION28 6.1LIMIT28 6.2TESTPROCEDURE28 Page4of46ReportNo.:STS2605132W01 TableofContentsPage 6.3TESTSETUP28 6.4EUTOPERATIONCONDITIONS28 6.5TESTRESULTS28 7.POWERSPECTRALDENSITYTEST29 7.1LIMIT29 7.2TESTPROCEDURE29 7.3TESTSETUP29 7.4EUTOPERATIONCONDITIONS29 7.5TESTRESULTS29 8.BANDWIDTHTEST30 8.1LIMIT30 8.2TESTPROCEDURE30 8.3TESTSETUP30 8.4EUTOPERATIONCONDITIONS30 8.5TESTRESULTS30 9.PEAKOUTPUTPOWERTEST31 9.1LIMIT31 9.2TESTPROCEDURE31 9.3TESTSETUP31 9.4EUTOPERATIONCONDITIONS31 9.5TESTRESULTS31 10.ANTENNAREQUIREMENT32 10.1STANDARDREQUIREMENT32 10.2EUTANTENNA32 APPENDIX1-TESTDATA33 APPENDIX2-EUTTESTPHOTO46 Page5of46ReportNo.:STS2605132W01 RevisionHistory Rev.IssueDateReportNo.EffectPageContents 00 May8,2026STS2605132W01 ALLInitialIssue Page6of46ReportNo.:STS2605132W01 1.SUMMARYOFTESTRESULTS Testproceduresaccordingtothetechnicalstandards: KDB558074D0115.247MeasGuidancev05r02. FCCPart15.247,SubpartC Standard Section TestItemJudgmentRemark 15.207ConductedEmissionN/A-- 15.247(a)(2)6dBBandwidthPASS-- 15.247(b)(3)OutputPowerPASS-- 15.209RadiatedSpuriousEmissionPASS-- 15.247(d) ConductedSpurious&BandEdge Emission PASS-- 15.247(e)PowerSpectralDensityPASS-- 15.205RestrictedbandsofoperationPASS-- Part15.247(d)/ Part15.209(a) BandEdgeEmissionPASS-- 15.203AntennaRequirementPASS-- Note: (1)‘N/A’denotestestisnotapplicableinthisTestReport. (2)AlltestsareaccordingtoANSIC63.10-2020+Cor.1-2023+C63.10a-2024+Erratato C63.10a-2024. Page7of46ReportNo.:STS2605132W01 1.1TESTFACTORY SHENZHENSTSTESTSERVICESCO.,LTD Add.:101,BuildingB,ZhuokeSciencePark,No.190ChongqingRoad,ZhanChengShequ, FuhaiSub-District,Bao’anDistrict,Shenzhen,GuangDong,China FCCtestFirmRegistrationNumber:625569 ICtestFirmRegistrationNumber:12108A A2LACertificateNo.:4338.01 1.2MEASUREMENTUNCERTAINTY Thereporteduncertaintyofmeasurementy±U,whereexpendeduncertaintyUisbasedona standarduncertaintymultipliedbyacoveragefactorofk=2,providingalevelofconfidenceof approximately95%. No.ItemUncertainty 1RFoutputpower,conducted±0.751dB 2UnwantedEmissions,conducted±2.888dB 3Allemissions,radiated9K-30MHz±2.48dB 4Allemissions,radiated30M-1GHz±2.52dB 5Allemissions,radiated1G-18GHz±3.48dB 6Allemissions,radiated>18GHz±4.18dB 7ConductedEmission(9KHz-150KHz)±2.48dB 8ConductedEmission(150KHz-30MHz)±2.52dB 9OccupiedChannelBandwidth±3.6% 10PowerSpectralDensity,conducted±1.214dB 11DutyCycle±3.2% Page8of46ReportNo.:STS2605132W01 2.GENERALINFORMATION 2.1GENERALDESCRIPTIONOFTHEEUT ProductNameCarcharger BrandNameN/A ModelNameG38 SeriesModel(s)N/A ModelDifferenceN/A ProductDescription TheEUTisaCarcharger Operation Frequency: 2402~2480MHz ModulationType:GFSK RadioTechnology:BLE Bluetooth Configuration: BLE NumberOf Channel: 40 AntennaType:PCBAntenna AntennaGain(dBi)1.68dBi ChannelList PleaserefertotheNote3. PowerRating N/A AdapterN/A BatteryDC12V HardwareversionnumberV1.0 SoftwareversionnumberV1.0 ConnectingI/OPort(s) PleaserefertotheNote1. Note: 1. Foramoredetailedfeaturesdescription,pleaserefertothemanufacturer’sspecificationsor theUserManual. 2.Theantennainformationreferthemanufacturerprovidereport,applicableonlytothetested sampleidentifiedinthereport.Duetotheincorrectantennainformation,aseriesof problemssuchastheaccuracyofthetestresultswillbebornebythecustomer. Page9of46ReportN…

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xi Product specification Quick Reference Date Antenna module on the system board 2402 ~ 2480MHz 0 (Typ. BT class 2 output power) Frequenc Range Ant. Port Input Pwr. (dBm) Tot. Rad. Pwr. (dBm) Peak EIRP(dBm) Directivity (dBi) Efficiency (dB) Gain (dBi) Maximum Power (dBm) Minimum Power (dBm) Avg. Power (dBm) Input Impendence(ohm) Polarization Type V . S .W . R -1.2 (Input pwr – loss pwr) 0.8 1 (all direction antenna) 6 0.2 % 1.68 1.7 (XY-plane) -4(XY-plane) -0.5(XY-plane) 50 V ertical & Horizontal < 1.4 AntennaLayout&moduleon thesystemboard AntennaGain Gain Table Unit in dBi @2.44GHz Module Board XY-planeXZ-planeYZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. 1.35 -0.48 1.68 -3.83 1.11 -2.996 0.2 % All the technical data and information contained herein are subject to change without prior notice Manufacturer:Shenzhen Distar Technology Co., Ltd. Address:Building 205, Sanyu Industrial Park, Xinwei Fourth Industrial Zone, Xinzhuang Community, Ma Tian Street, Guangming District, Shenzhen, China Retum Loss The Environment of Antenna Radiation Pattem XY-plane XZ-plane YZ-plane

Page 1 of 1 FCC ID: 2BU5Z-G38 Setup photo RE (30 MHz-1GHz) RE (Above 1GHz)