2BRRO-HSTB2502-6Tuning Box

TuningBoxV6.0 1 ProductIntroduction HSTuningBoxisaninnovativeengineperformance optimizationdevice,specificallydesignedforcar ownerswhoseekenhancedenginepowerwithout forfeitingtheiroriginalfactorywarranty.Byintelligently collectingandre-calibratingenginesensorsignals,it achievespowerimprovementwithoutmodifyingthe dataoftheoriginalEngineControlUnit(ECU). Thisproductsupports2-channelSENTprotocol calibration,whichcanaccuratelyadapttothe high-precisiondigitalsensorsystemsofmodern vehicles,ensuringthestabilityandcompatibilityof signalprocessing.Adoptingaplug-and-playdesign andequippedwithvehicle-specificwiringharnesses,it onlytakes10minutestoinstallorremove,fully preservingthevehicle'swarrantyeligibility. Additionally,abuilt-inBluetoothmoduleenables real-timeswitchingbetween5powermodes (Eco/Comfort/Sport/Race/Original)viaamobileAPP. Italsoprovidesopentuningsoftwareforprofessional modifiers,supportingthedevelopmentofpersonalizedMAP. ComparedwithtraditionalECUdirectflashingsolutions,this productcanincreasepoweroutputby15%-30%without damagingthevehicle,andachievea3%-5%fuel consumptionoptimization,balancingperformance requirementswiththeintegrityoftheoriginalfactory system. Function  4-channelvoltagesignalchannels 0~5Vvoltageinputandoutput,correspondingto fourMAPthatcanbecalibratedviasoftware.  1FrequencyChannel Supportsfrequencysignalcalibrationfrom100Hz to20,000Hz  2-channelSENTProtocolChannels SupportsSENTprotocoldatacalibration,witheach channelcorrespondingtotwoMAP  2-channelPWMoutput 5Aoutputpower,whichcanbeusedtodrive externaldevicessuchassolenoidvalvesandalcohol injectionpumps.OneofthechannelssupportsPID closed-loopcontrol. BluetoothFunction Ithas5built-inpowermodes,andmodeswitching canbeachievedbyconnectingamobilephonetothe productviaBluetooth. TuningBoxV6.0 2 VehicleModelApplications  VolkswagenandAudiSeries Cadillac,BuickSeries FordBronco,FordRaptor  GreatWallTank300 Lynk&Co03/03+ ChanganUNI-V,GACTrumpchi,GeelyXingyue,etc. HS-SPORT TuningBoxV6.0 5 SoftwareFeatureDescription MainInterface AfterconnectingtheTuningBoxtoyourcomputerusinga USBcable,openthesoftwaretostartyourdebugging process,asshowninthefigurebelow.Themaininterface consistsofatoolbar,aMAPeditingarea,andother components. ConfigurationWindow Clickthe"Settings"icononthemaininterfacetobringup thewindowshownbelow.Withinthiswindow,youcan configurethepropertiesofeachMAP.Youcanselectthe coordinateaxesforeachMAPasneeded,alongwithother systemconfigurationparameters. LOGFunction Thesoftwareisequippedwithadataloggingfunction, whichallowsforconvenientobservationofreal-time changesandcurvevariationsofvariousdataduring debugging. Real-TimeDataDisplayandModeSwitchingFunction Thiswindowsupportsreal-timevisualmonitoringof multi-channeldata,allowinguserstointuitivelyobserve signalvaluewavesandquicklyverifywhetherinput/output parametersmeetexpectations. Thesystemhas5built-inuser-definedmodes(supporting independentparameterconfiguration).Throughthemode switchingbuttonsintheinterface,differentworkingmodes canbecalledupinstantlytomeetdiversescenario requirements. HS-SPORT TuningBoxV6.0 6 ApplicationExamplesforPartialVehicleModels CadillacCT5 HorsepowerIncrease：35HP TorqueIncrease：50N·m FordMustang HorsepowerIncrease：45HP TorqueIncrease：15N·m Lynk&Co03+ HorsepowerIncrease：40HP TorqueIncrease:65N·m PorscheMACAN HorsepowerIncrease：40HP TorqueIncrease：63N·m VolkswagenPassat HorsepowerIncrease：33HP TorqueIncrease：65N·m VolkswagenTayron HorsepowerIncrease：20HP TorqueIncrease：21N·m HS-SPORT TuningBoxV6.0 7 IntroductiontoExtendedFunctionsandOtherAccessories BluetoothFunction Thisproducthasabuilt-inBluetoothmodule.After connectingtoBluetooth,youcanusethefollowingAPPto switchmodes.。 AlcoholInjectionSystem Theuseofanalcoholinjectionsystemcaneffectivelylower theintakeairtemperaturewhilereducingtheoccurrenceof detonation.Whenusedwiththecompany'sdedicated alcoholinjectionsystem,itcansignificantlyenhanceengine performancewhileensuringsafety. SmartGaugeModule TheHSIntelligentInstrumentintegratesahigh-sensitivity touchmoduleandaBluetoothmodule.Itenablesseamless pairingwiththeHSTUNINGBOXandmonitorscore parametersinrealtime,suchasboostpressureandengine speed.Userscanretrieveparameters,switchmodes,and performotheroperationsthroughintuitivetouch interaction.EquippedwithanAMOLEDhigh-definition display,itensurescleardatareadingevenundercomplex workingconditions. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: •Reorient or relocate the receiving antenna. •Increase the separation between the equipment and receiver. •Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. •Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. RF Exposure Information The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure …

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DNT2508190256R9035-P01Page: 1 of 4 PHOTOGRAPHSOFEUT FCCID:2BRRO-HSTB2502-6 ExternalPhotos ExternalPhotos DNT2508190256R9035-P01Page: 2 of 4 ExternalPhotos ExternalPhotos DNT2508190256R9035-P01Page: 3 of 4 ExternalPhotos ExternalPhotos DNT2508190256R9035-P01Page: 4 of 4 ExternalPhotos --END--

FCCID:2BRRO-HSTB2502-6

DNT2508190256R9035-P01Page: 1 of 2 PHOTOGRAPHSOFEUT FCCID:2BRRO-HSTB2502-6 InternalPhotos InternalPhotos DNT2508190256R9035-P01Page: 2 of 2 InternalPhotos InternalPhotos --END--

DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] RFExposureEvaluationReport ApplicationNo.: DNT2508190256R9035-11048 Applicant: JiangyinHeshiAutomobileServiceCo.,Ltd AddressofApplicant: No.258,ChengyangRoad,JiangyinCity,JiangsuProvince,China EUTDescription: TuningBox ModelNo.: HSTB2502-6 FCCID: 2BRRO-HSTB2502-6 Powersupply: DC12V TradeMark: / Standards: 47CFRPart2.1093 FCCKDB447498D04v01 DateofReceipt: 2025/8/19 DateofTest: 2025/8/20to2025/9/5 DateofIssue: 2025/9/17 TestResult:PASS PreparedBy:(TestingEngineer) ReviewedBy:(ProjectEngineer) ApprovedBy:(Manager) Note:Ifthereisanyobjectiontotheresultsinthisreport,pleasesubmitawritteninquirytothecompanywithin15daysfromthedateof receivingthereport.Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,andisissuedbythecompanyinaccordance withtherequirementsofthe"ConditionsofIssuanceofTestReports"printedintheattachedpage.Unlessotherwisestated,theresults presentedinthisreportonlyapplytothesamplestestedthistime.Partialreproductionofthisreportisnotallowedunlessapprovedbythe companyinwriting. ReportNo.:DNT2508190256R9035-11048Date：September17,2025Page： 2 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] ReportReviseRecord ReportVersionReviseTimeIssuedDateValidVersionNotes V2.0/Sept.17,2025ValidOriginalReport ReportNo.:DNT2508190256R9035-11048Date：September17,2025Page： 3 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] Contents RFEXPOSUREEVALUATIONREPORT.............................................................................................................................................1 1GENERALINFORMATION..................................................................................................................................................................4 1.1TESTLOCATION.................................................................................................................................................................................4 1.2GENERALDESCRIPTIONOFEUT.....................................................................................................................................................4 1.3TESTFACILITY...................................................................................................................................................................................5 1.4MEASUREMENTUNCERTAINTY(95%CONFIDENCELEVELS,K=2)....................................................................................................5 2RFEXPOSUREEVALUATION............................................................................................................................................................6 2.1RFEXPOSURECOMPLIANCEREQUIREMENT..................................................................................................................................6 ReportNo.:DNT2508190256R9035-11048Date：September17,2025Page： 4 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1GeneralInformation 1.1TestLocation Company:DongguanDNTestingCo.,Ltd Address: No.1,WestFourthStreet,SouthXinfaRoad,WushaLiwu,Chang＇anTown, DongguanCity,GuangdongP.R.China Testengineer:WayneLin 1.2GeneralDescriptionofEUT Manufacturer:JiangyinHeshiAutomobileServiceCo.,Ltd AddressofManufacturer:No.258,ChengyangRoad,JiangyinCity,JiangsuProvince,China EUTDescription: TuningBox ModelNo.: HSTB2502-6 PowerSupply:InputDC12V TradeMark:/ HardwareVersion:V1.0 SoftwareVersion:V1.0 Serialnumber:PR2508190256R9035 ChipType:BK3432 SampleType:PortableDevice,Module,MobileDevice AntennaType:External,Integrated AntennaPorts:Ant1,Ant2,Ant3 AntennaGain: Providedbyapplicant 0.01dBi Note: *Sincetheabovedataand/orinformationisprovidedbytheclientrelevantresultsorconclusionsofthis reportareonlymadeforthesedataand/orinformation,DNTisnotresponsiblefortheauthenticity,integrity andresultsofthedataandinformationand/orthevalidityoftheconclusion. ReportNo.:DNT2508190256R9035-11048Date：September17,2025Page： 5 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1.3TestFacility Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: LabA: •FCC,USA DesignationNumber:CN1348 •A2LA(CertificateNo.7050.01) DONGGUANDNTESTINGCO.,LTD.isaccreditedbytheAmericanAssociationforLaboratory Accreditation(A2LA).CertificateNo.7050.01. •Innovation,ScienceandEconomicDevelopmentCanada DONGGUANDNTESTINGCO.,LTD.EMCLaboratoryhasbeenrecognizedbyISEDasanaccreditedtesting laboratory.CABidentifierisCN0149. IC#:30755. . 1.4MeasurementUncertainty(95%confidencelevels,k=2) No.ItemMeasurementUncertainty 1 20dBEmissionBandwidth±0.0196% 2 CarrierFrequencySeparation±1.9% 3 NumberofHoppingChannel±1.9% 4 TimeofOccupancy±0.028% 5 MaxPeakConductedOutputPower±0.743dB 6 Band-edgeSpuriousEmission±1.328dB 7 ConductedRFSpuriousEmission 9KHz-1GHz:±0.746dB 1GHz-26GHz:±1.328dB No.ItemMeasurementUncertainty 1ConductionEmission±3.0dB(150kHzto30MHz) 2RadiatedEmission ±4.8dB(Below1GHz) ±4.8dB(1GHzto6GHz) ±4.5dB(6GHzto18GHz) ±5.02dB(Above18GHz) ReportNo.:DNT2508190256R9035-11048Date：September17,2025Page： 6 / 8 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 2RFExposureEvaluation 2.1RFE…

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DX-BT04-EAntennaSpecification ContactUs Shenzhen DX-SMART Technology Co., Ltd. Email：[email protected] Tel：0755-29978125 Web：www.szdx-smart.com Add：Room 601, Block A1, Huafeng Zhigu, Hangkong Road, Baoan District, Shenzhen Manfacturer: DX-BT24 Antenna Specification Shenzhen DX-SMART Technology Co., Ltd.www.szdx-smart.com - 1 - 1. Antenna Size Diagram 2. Antenna Efficiency And Gain DX-BT24AntennaSpecification ShenzhenDX-SMARTTechnologyCo.,Ltd.www.szdx-smart.com -2- DX-BT24AntennaSpecification ShenzhenDX-SMARTTechnologyCo.,Ltd.www.szdx-smart.com -3- DX-BT24AntennaSpecification ShenzhenDX-SMARTTechnologyCo.,Ltd.www.szdx-smart.com -4- DX-BT24AntennaSpecification ShenzhenDX-SMARTTechnologyCo.,Ltd.www.szdx-smart.com -5-

Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] FCC Test Report Application No.: DNT2508190256R9035-11049 Applicant: Jiangyin Heshi Automobile Service Co.,Ltd Address of Applicant: No. 258, Chengyang Road, Jiangyin City, Jiangsu Province,China EUT Description: Tuning Box Model No.: HSTB2502-6 FCC ID: 2BRRO-HSTB2502-6 Power Supply: DC 12V Trade Mark: / Standards: 47 CFR Part 2, Subpart J 47 CFR Part 15, Subpart C ANSI C63.10: 2020 Date of Receipt: 2025/8/19 Date of Test: 2025/8/20 to 2025/9/5 Date of Issue: 2025/9/17 Test Result: PASS Prepared By: (Testing Engineer) Reviewed By: (Project Engineer) Approved By: (Manager) Note: If there is any objection to the results in this report, please submit a written inquiry 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, and is issued by the company in accordance with the requirements of the "Conditions of Issuance of Test Reports" printed in the attached page. Unless otherwise stated, the results presented in this report only apply to the samples tested this time. Partial reproduction of this report is not allowed unless approved by the company in writing. Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：2 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Report Revise Record Report Version Revise Time Issued Date Valid Version Notes V1.0 / Sept.17, 2025 Valid Original Report Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：3 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] 1 Test Summary Test Item Test Requirement Test Method Test Result Result Antenna Requirement 15.203/247(b) -- Clause 3.1 PASS 20dB Emission Bandwidth 15.247 (a)(1) ANSI C63.10: 2020 Clause 3.2 PASS Conducted Peak Output Power 15.247 (b)(1) ANSI C63.10: 2020 Clause 3.3 PASS Carrier Frequencies Separation 15.247 (a)(1) ANSI C63.10: 2020 Clause 3.4 PASS Dwell Time 15.247 (a)(1) ANSI C63.10: 2020 Clause 3.5 PASS Hopping Channel Number 15.247 (a)(1) ANSI C63.10: 2020 Clause 3.6 PASS Band-edge for RF Conducted Emissions 15.247(d) ANSI C63.10: 2020 Clause 3.7 PASS RF Conducted Spurious Emissions 15.247(d) ANSI C63.10: 2020 Clause 3.8 PASS Radiated Spurious emissions 15.247(d); 15.205/15.209 ANSI C63.10: 2020 Clause 3.9 PASS Restricted bands around fundamental frequency (Radiated Emission) 15.247(d); 15.205/15.209 ANSI C63.10: 2020 Clause 3.10 PASS AC Power Line Conducted Emission 15.207 ANSI C63.10: 2020 Clause 3.11 N/A Note: 1. “N/A” denotes test is not applicable in this test report. Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：4 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Contents 1 Test Summary .................................................................................................................................................................. 3 2 General Information ......................................................................................................................................................... 5 2.1 Test Location ......................................................................................................................................................... 5 2.2 General Description of EUT ................................................................................................................................... 5 2.3 Test Environment................................................................................................................................................... 6 2.4 Channel List ........................................................................................................................................................... 6 2.5 Power Setting of Test Software ............................................................................................................................. 7 2.6 Assistant equipment used for test ......................................................................................................................... 7 2.7 Description of Support Units .................................................................................................................................. 7 2.8 Test Facility ............................................................................................................................................................ 7 2.9 Equipment List ....................................................................................................................................................... 8 2.10 Measurement Uncertainty (95% confidence levels, k=2) .................................................................................. 10 3 Test results and Measurement Data .............................................................................................................................. 11 3.1 Antenna Requirement .......................................................................................................................................... 11 3.2 20dB Emission Bandwidth ................................................................................................................................... 12 3.3 Conducted Output Power ...........................................…

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Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：37 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Appendix C: Carrier frequency separation Test Result TestMode Antenna Freq(MHz) Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 0.938 ≥0.776 PASS Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：38 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Test Graphs DH5_Ant1_Hop Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：39 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Appendix D: Dwell Time Test Result TestMode Antenna Freq(MHz) BurstWidth [ms] TotalHops [Num] Result[s] Limit[s] Verdict DH1 Ant1 Hop 0.290 320 0.093 ≤0.4 PASS DH3 Ant1 Hop 1.520 160 0.243 ≤0.4 PASS DH5 Ant1 Hop 2.744 106.67 0.293 ≤0.4 PASS Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：40 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Test Graphs DH1_Ant1_Hop DH3_Ant1_Hop DH5_Ant1_Hop Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：41 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Appendix E: Number of hopping channels Test Result TestMode Antenna Freq(MHz) Result[Num] Limit[Num] Verdict DH5 Ant1 Hop 79 ≥15 PASS Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：42 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Test Graphs DH5_Ant1_Hop Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：43 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Appendix F: Band edge measurements Test Result TestMode Antenna ChName Freq(MHz) RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 Low 2402 -2.64 -45.09 ≤-22.64 PASS High 2480 -3.28 -47.23 ≤-23.28 PASS Low Hop_2402 -2.92 -46.82 ≤-22.92 PASS High Hop_2480 -3.19 -46.78 ≤-23.19 PASS Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：44 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Test Graphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 DH5_Ant1_High_Hop_2480 Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：45 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：46 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Appendix G: Conducted Spurious Emission Test Result TestMode Antenna Freq(MHz) FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 2402 Reference -3.01 -3.01 --- PASS 30~1000 -3.01 -48.1 ≤-23.01 PASS 1000~26500 -3.01 -41.73 ≤-23.01 PASS 2441 Reference -2.81 -2.81 --- PASS 30~1000 -2.81 -48.45 ≤-22.81 PASS 1000~26500 -2.81 -39.23 ≤-22.81 PASS 2480 Reference -3.73 -3.73 --- PASS 30~1000 -3.73 -48.66 ≤-23.73 PASS 1000~26500 -3.73 -36.25 ≤-23.73 PASS Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：47 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] Test Graphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：48 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 DH5_Ant1_2441_1000~26500 Report No.: DNT2508190256R9035-11049 Date：September 17, 2025 Page：49 / 49 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.com Tel:+86-769-88087383 E-mail: [email protected] DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 DH5_Ant1_2480_1000~26500 The End Report

DNT2508190256R9035-P01Page: 1 of 2 PHOTOGRAPHSOFEUT FCCID:2BRRO-HSTB2502-6 AntennaTerminalTestView RadiatedEmissionTestView|(Below1G) DNT2508190256R9035-P01Page: 2 of 2 RadiatedEmissionTestView|(Above1G) --END--