2AUARTKT78Smart Diagnostic Tool

THINKCARTECHCO.,LTD. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:February1,2024 FCCID:2AUARTKT78 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing THINKCARTECHCO.,LTD.certifiesthattheequipmentforwhichauthorizationissoughtis not“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing THINKCARTECHCO.,LTD.certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredListasanentityproducing “covered”equipment. Applicant:THINKCARTECHCO.,LTD. Address:2606,building4,phaseII,TiananYungu,Gangtoucommunity,Bantian,Longgang District,Shenzhen,China ContactPerson:JinyuanTang Tel.:0755-23760920 Email:[email protected] Sincerely, Signature:

ContactPerson:WinterZhao Tel.:(183)369-22766 Email:[email protected] 7435 Oakland Mills Road Columbia,MD 21046 Ref: Attestation Statements Part 2.911(d)(7)Filing THINKCAR TECH CO., LTD.certifies that, as of the date of the filing of the application, Thinkcar Tech Inc. is our designated U.S. agent for service of process for representative on behalf of the Applicant noted below for all future FCC ID certification. THINKCAR TECH CO. LTD.accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Thinkcar Tech Inc. accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for representative on behalf of the Applicant noted below for all future FCC ID certification. Designated U.S. Agent Information: Name: Thinkcar Tech Inc. Address: 720 S Rochester Ave Unit B, Ontario, CA 91761,USAOntario, CA 91761United States THINKCAR TECH CO.,LTD. Address: 2606, building 4, phase l, TiananYungu, Gangtou community, Bantian, Longgang District,Shenzhen,China FRN:0028727014 Federal Communications Commission Authorization and Evaluation Division FRN:0029099298 m Sincerely, SignedonbehalfofTHINKCARTECHCO. LTD. SignedonbehalfofThinkcarTechInc Name:JinyuanTang Name:WinterZhao Title:ManagerTitle:Manager Date:2023-12-22 Date:2023-12-22

TOXUTECHNOLOGYCO.,LTD. UNLESSOTHERSPECIFIEDTOLERANCESON： TOXUTECHNOLOGYCO.,LTD. X＝±X.X＝±X.XX＝± ANGLES＝±HOLEDIA＝± SCALE：UNIT：mm THISDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFTOXU TECHNOLOGYCO.,LTD.ANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY：LICHECKEDBY:YS DESIGNEDBY:D ewen APPROVEDBY:YS TITLE：KC.IA.00487AntennaSpecification SPECREV. P0 PAGE1OF6 KC.IA.00487(T77) AntennaSpecification 1.Application: Thisapplicationshallapplyforantennaunitwhichshallbeusedsuchasautomotive, conventionalcommunications,smarthome,etc.. 2 .ElectricalSpecification: Thosespecificationswerespeciallydefinedfor customer’s model,andall characteristicsweremeasuredunderthemodel’shandsettestingjig. 2-1.FrequencyBand: FrequencyBandMHz WiFi2400-2500/5150-5850MHz 2-2.Impedance 2-3-1.MeasurementfrequencypointsandVSWRvalu 50ohmnominal 2-3.VSWR e FrequencyBand(MHz) 2400250051505850 TypicalValue:（VSWR） 1.7 1.8 1.61.5 2-4.Antenna type:FPC Antenna TOXUTECHNOLOGYCO.,LTD. UNLESSOTHERSPECIFIEDTOLERANCESON： TOXUTECHNOLOGYCO.,LTD. X＝±X.X＝±X.XX＝± ANGLES＝±HOLEDIA＝± SCALE：UNIT：mm THISDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFTOXU TECHNOLOGYCO.,LTD.ANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY：LICHECKEDBY:YS DESIGNEDBY:D ewen APPROVEDBY:YS TITLE：KC.IA.00487AntennaSpecification SPECREV. P0 PAGE2OF6 2-3-4Measuring Method 1.A50Ωcoaxialcableisconnectedtotheantenna.Thenthiscableis connectedtoanetworkanalyzertomeasuretheVSWR. 2.Keepingthisjigawayfrommetalatleast20cm 2-3-5Picture TOXUTECHNOLOGYCO.,LTD. UNLESSOTHERSPECIFIEDTOLERANCESON： TOXUTECHNOLOGYCO.,LTD. X＝±X.X＝±X.XX＝± ANGLES＝±HOLEDIA＝± SCALE：UNIT：mm THISDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFTOXU TECHNOLOGYCO.,LTD.ANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY：LICHECKEDBY:YS DESIGNEDBY:D ewen APPROVEDBY:YS TITLE：KC.IA.00487AntennaSpecification SPECREV. P0 PAGE3OF6 2-4.EfficiencyandGain 4-5.1Measuremethod 1.Usingalowlosscoaxialcabletolinkastandardhandsetjig 2.Fixedthishandsetjigonchamber’srotatorplane 3.Linkingjigintonetworkanalyzerportandusingaprobinghornantennato collectdata. 4.Usinganotherstandardgainhornantennatocalibratedthosedata 4-5.2Chamberdefinition 1.Ananechoicchamber(7mx4mx3m)whichsatisfiedfar-fieldconditionwasappliedto avoidmulti-patheffect 2.Thequiteroomregionis40cmx40cmx40cmatthecenterofrotator 3.ThedistancebetweenDUTandstandardantennais4.38m 4.Probingantenna(9120Dhornantenna)andstandardgainhornantenna(BBHA9120LPF 700MHz~6GHz) 4.38 m Rotatory controller Vector Network Aanlyzer Port 2Port 1 DUT Far-Field Chamber Std. Ant. TOXUTECHNOLOGYCO.,LTD. UNLESSOTHERSPECIFIEDTOLERANCESON： TOXUTECHNOLOGYCO.,LTD. X＝±X.X＝±X.XX＝± ANGLES＝±HOLEDIA＝± SCALE：UNIT：mm THISDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFTOXU TECHNOLOGYCO.,LTD.ANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY：LICHECKEDBY:YS DESIGNEDBY:D ewen APPROVEDBY:YS TITLE：KC.IA.00487AntennaSpecification SPECREV. P0 PAGE4OF6 2-4-1EfficiencyandGainand3DDate FreqEffiGain (MHz)(%)(dBi) 2400 52.713.35 2450 51.543.42 2500 51.273.12 5150 54.333.87 5500 49.55 3.27 5700 50.973.23 5850 49.713.74 TOXUTECHNOLOGYCO.,LTD. UNLESSOTHERSPECIFIEDTOLERANCESON： TOXUTECHNOLOGYCO.,LTD. X＝±X.X＝±X.XX＝± ANGLES＝±HOLEDIA＝± SCALE：UNIT：mm THISDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFTOXU TECHNOLOGYCO.,LTD.ANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY：LICHECKEDBY:YS DESIGNEDBY:D ewen APPROVEDBY:YS TITLE：KC.IA.00487AntennaSpecification SPECREV. P0 PAGE1OF6 3.MechanicalSpecification: 3-1.MechanicalConfiguration(Unit:mm) Theappearanceoftheantennaisaccordingtodrawing Back overall added 0.2MM TOXUTECHNOLOGYCO.,LTD. UNLESSOTHERSPECIFIEDTOLERANCESON： TOXUTECHNOLOGYCO.,LTD. X＝±X.X＝±X.XX＝± ANGLES＝±HOLEDIA＝± SCALE：UNIT：mm THISDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFTOXU TECHNOLOGYCO.,LTD.ANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY：LICHECKEDBY:YS DESIGNEDBY:D ewen APPROVEDBY:YS TITLE：KC.IA.00487AntennaSpecification SPECREV. P0 PAGE2OF6 4.Packagingspecification： Productnumber ： xxxxx Productmodel：xxxxx 一、Labelrequirements： Customerxxx supplierxxxxx Materialcodingxx Productmodelxx NumberXXXPCSFactorydateXXX Remarks 二、Boxing： Jobdescription ： 1.Innerpackaging： XXpcsAbag 2.Externalpackaging ： XxPCS ； 3.Mattersneedingattention： a．Whethertoaddpartitionandpearlcotton； b ． Labelattachments,suchasROHS,etc. ； PE袋

THINKCARTECHCO.,LTD. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:February1,2024 Subject;RequestforConfidentiality FCCID:2AUARTKT78 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram OperationalDescription Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:JinyuanTang Title:Marketingspecialist

EffectiveDate:April2,2020QSF7.6.4-8–AgentAuthorizationLetterTemplatePage1of1 RevisionDate:Revision:0 THINKCARTECHCO.,LTD. Date:February1,2024 ProductModelNumber:TKT78 FCCID：2AUARTKT78 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C.CanadaV5J5K5to actonourbehalfonallmattersconcerningtheabovenamedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformationrelatedtotheapproval projecttotheappliedcertificationbodyandtothenotificationentitiesandtodiscussanyissues concerningtheapprovalapplication.AnyandallactscarriedoutbyORGANIZATION.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:Marketingspecialist Email:[email protected] Telephone:0755-23760920 Onbehalfof:THINKCARTECHCO.,LTD.

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20240100154E-04 Applicant: THINKCARTECHCO.,LTD. AddressofApplicant: 2606,building4,phaseII,TiananYungu,Gangtoucommunity,Bantian LonggangDistrict,Shenzhen EquipmentUnderTest(EUT): EUTName:SmartDiagnosticTool ModelNo.:TKT78 TestModelNo.:TKT78 BrandName:THINKCAR,XHINKCAR,MUCAR FCCID:2AUARTKT78 Standards: 47CFRPart1.1307 47CFRPart2.1093 KDB447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2024-01-15 DateofTest: 2024-01-15to2024-01-29 DateofIssue:2024-01-31 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (AlexWang) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-04 Page:2of9 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20240100154E-04Rev.01 Initialreport 2024-01-31 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-04 Page:3of9 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBT......................................................................................................................................4 3.4GENERALDESCRIPTIONOFBLE...................................................................................................................................4 3.5GENERALDESCRIPTIONOF2.4GWIFI.........................................................................................................................4 4SAREVALUATION...........................................................................................................................................................6 4.1RFEXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................6 4.1.1StandardRequirement......................................................................................................................................6 4.1.2Limits....................................................................................................................................................................6 4.1.3EUTRFExposure..............................................................................................................................................8 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-04 Page:4of9 3GeneralInformation 3.1ClientInformation Applicant: THINKCARTECHCO.,LTD. AddressofApplicant: 2606,building4,phaseII,TiananYungu,Gangtoucommunity,Bantian LonggangDistrict,Shenzhen Manufacturer: THINKCARTECHCO.,LTD. AddressofManufacturer: 2606,building4,phaseII,TiananYungu,Gangtoucommunity,Bantian LonggangDistrict,Shenzhen Factory: THINKCARTECHCO.,LTD. AddressofFactory: 2606,building4,phaseII,TiananYungu,Gangtoucommunity,Bantian LonggangDistrict,Shenzhen 3.2GeneralDescriptionofEUT ProductName: SmartDiagnosticTool ModelNo.: TKT78 TestModelNo.: TKT78 TradeMark: THINKCAR,XHINKCAR,MUCAR SoftwareVersion: V1.0 HardwareVersion: V1.0 PowerSupply: Li-ionbattery:DC3.8V6000mAh,ChargebyDC5Vforadapter 3.3GeneralDescriptionofBT OperationFrequency:2402MHz~2480MHz ModulationType:GFSK,π/4DQPSK,8DPSK TransferRate:1Mbps/2Mbps/3Mbps NumberofChannel:79 ProductType:MobilePortable AntennaType: FPCantenna AntennaGain: 3.42dBi 3.4GeneralDescriptionofBLE OperationFrequency:2402MHz~2480MHz ModulationType:GFSK TransferRate:1Mbps/2Mbps NumberofChannel:40 ProductType:MobilePortable AntennaType: FPCantenna AntennaGain: 3.42dBi 3.5GeneralDescriptionof2.4GWIFI OperationFrequency: IEEE802.11b/g/n(HT20):2412MHzto2462MHz ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-04 Page:5of9 IEEE802.11n(HT40):2422MHzto2452MHz ModulationType: IEEEfor802.11b:DSSS(CCK,DQPSK,DBPSK) IEEEfor802.11g:OFDM(64QAM,16QAM,QPSK,BPSK) IEEEfor802.11n(HT20andHT40):OFDM(64QAM,16QAM,QPSK,BPSK) TransferRate: IEEEfor802.11b: 1Mbps/2Mbps/5.5Mbps/11Mbps IEEEfor802.11g: 6Mbps/9Mbps/12Mbps/18Mbps/24Mbps/36Mbps/48Mbps/54Mbps IEEEfor802.11n(HT20): 6.5Mbps/13Mbps/19.5Mbps/26Mbps/39Mbps/52Mbps/58.5Mbps/65Mbps IEEEfor802.11n(HT40): 13.5Mbps/27Mbps/40.5Mbps/54Mbps/81Mbps/108Mbps/121.5Mbps/135Mbps NumberofChannel: IEEE802.11b/g,IEEE802.11nHT20:11Channels IEEE802.11nHT40:7Channels ProductType:MobilePortable AntennaType: FPCantenna AntennaGain: 3.42dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-04 Page:6of9 4SAREvaluation 4.1RFExposureComplianceRequirement 4.1.1StandardRequirement 447498D04InterimGeneralRFExposureGuidancev01 3.2.SARTestReductionGu…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20240100154E-01 Applicant: THINKCARTECHCO.,LTD. AddressofApplicant: 2606,building4,phaseII,TiananYungu,Gangtoucommunity,Bantian LonggangDistrict,Shenzhen EquipmentUnderTest(EUT): Product: SmartDiagnosticTool ModelNo.: TKT78 TestModelNo.:TKT78 BrandName: THINKCAR,XHINKCAR,MUCAR FCCID: 2AUARTKT78 Standards:47CFRPart15,SubpartC DateofReceipt:2024-01-15 DateofTest: 2024-01-15to2024-01-29 DateofIssue:2024-01-31 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (AlexWang) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:2of90 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20240100154E-01Rev.01 Initialreport 2024-01-31 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:3of90 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement47CFRPart15.203/PASS ACPowerLineConducted Emission 47CFRPart15,SubpartCSection 15.207 ANSIC63.10-2013PASS ConductedPeakOutput Power 47CFRPart15.247ANSIC63.10-2013PASS 20dBOccupiedBandwidth47CFRPart15.247ANSIC63.10-2013PASS CarrierFrequencies Separation 47CFRPart15.247ANSIC63.10-2013PASS HoppingChannelNumber47CFRPart15.247ANSIC63.10-2013PASS DwellTime47CFRPart15.247ANSIC63.10-2013PASS PseudorandomFrequency HoppingSequence 47CFRPart15.247ANSIC63.10-2013PASS Band-edgeforRF ConductedEmissions 47CFRPart15.247ANSIC63.10-2013PASS RFConductedSpurious Emissions 47CFRPart15.247ANSIC63.10-2013PASS RadiatedSpurious emissions 47CFRPart15.209ANSIC63.10-2013PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15.205/15.209ANSIC63.10-2013PASS Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. Tx:InthiswholereportTx(ortx)meansTransmitter. Rx:InthiswholereportRx(orrx)meansReceiver. RF:InthiswholereportRFmeansRadiatedFrequency. CH:InthiswholereportCHmeanschannel. Volt:InthiswholereportVoltmeansVoltage. Temp:InthiswholereportTempmeansTemperature. Humid:InthiswholereportHumidmeanshumidity. Press:InthiswholereportPressmeansPressure. N/A:Inthiswholereportnotapplication ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:4of90 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................4 4GENERALINFORMATION...........................................................................................................................................5 4.1CLIENTINFORMATION.................................................................................................................................................5 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................5 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................7 4.4TESTENVIRONMENT...................................................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................8 4.6STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................................9 4.7TESTLOCATION........................................................................................................................................................10 4.8TESTFACILITY..........................................................................................................................................................10 4.9ABNORMALITIESFROMSTANDARDCONDITIONS......................................................................................................10 4.10OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................10 4.11EQUIPMENTLIST.....................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 5.1ANTENNAREQUIREMENT..........................................................................................................................................12 5.2CONDUCTEDEMISSIONS............................................................................................................................................13 5.3CONDUCTEDPEAKOUTPUTPOWER.........................................................................................................................17 5.420DBOCCUPIEDBANDWIDTH...................................................................................................................................24 5.5CARRIERFREQUENCIESSEPARATION...............................................…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:61of90 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:62of90 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:63of90 2DH5_Ant1_2441_0~Reference 2DH5_Ant1_2441_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:64of90 2DH5_Ant1_2441_1000~26500 2DH5_Ant1_2480_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:65of90 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:66of90 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:67of90 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:68of90 3DH5_Ant1_2441_30~1000 3DH5_Ant1_2441_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:69of90 3DH5_Ant1_2480_0~Reference 3DH5_Ant1_2480_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:70of90 3DH5_Ant1_2480_1000~26500 Remark: Pretest9kHzto25GHz,findthehighestpointwhentesting,soonlytheworstdatawereshowninthetest report.PerFCCPart15.33(a)and15.31(o),Theamplitudeofspuriousemissionsfromintentionalradiators whichareattenuatedmorethan20dBbelowthepermissiblevalueneednotbereportedunlessspecifically requiredelsewhereinthispart. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:71of90 5.10 OtherrequirementsFrequencyHoppingSpreadSpectrumSystem TestRequirement:47CFRPart15CSection15.247(a)(1),(h)requirement: Thesystemshallhoptochannelfrequenciesthatareselectedatthesystemhopping ratefromaPseudorandomorderedlistofhoppingfrequencies.Eachfrequencymustbeusedequally ontheaveragebyeachtransmitter.Thesystemreceiversshallhaveinputbandwidthsthatmatchthe hoppingchannelbandwidthsoftheircorrespondingtransmittersandshallshiftfrequenciesin synchronizationwiththetransmittedsignals. Frequencyhoppingspreadspectrumsystemsarenotrequiredtoemployallavailablehopping channelsduringeachtransmission.However,thesystem,consistingofboththetransmitterandthe receiver,mustbedesignedtocomplywithalloftheregulationsinthissectionshouldthe transmitterbepresentedwithacontinuousdata(orinformation)stream.Inaddition,asystem employingshorttransmissionburstsmustcomplywiththedefinitionofafrequencyhoppingsystem andmustdistributeitstransmissionsovertheminimumnumberofhoppingchannelsspecifiedin thissection. Theincorporationofintelligencewithinafrequencyhoppingspreadspectrumsystemthatpermits thesystemtorecognizeotheruserswithinthespectrumbandsothatitindividuallyand independentlychoosesandadaptsitshopsetstoavoidhoppingonoccupiedchannelsispermitted. Thecoordinationoffrequencyhoppingsystemsinanyothermannerfortheexpresspurposeof avoidingthesimultaneousoccupancyofindividualhoppingfrequenciesbymultipletransmittersis notpermitted. Complianceforsection15.247(a)(1) AccordingtoBluetoothCoreSpecification,thepseudorandomsequencemaybegeneratedinanine- stageshiftregisterwhose5thand9thstage outputsareaddedinamodulo-twoadditionstage.Andtheresultisfedbacktotheinputofthefirst stage.ThesequencebeginswiththefirstONEof9consecutiveONEs;i.e.theshiftregisterisinitialized withnineones. •Numberofshiftregisterstages:9 •Lengthofpseudo-randomsequence:2 9 -1=511bits •Longestsequenceofzeros:8(non-invertedsignal) AnexampleofPseudorandomFrequencyHoppingSequenceasfollow: Eachfrequencyusedequallyontheaveragebyeachtransmitter. AccordingtoBluetoothCoreSpecification,BluetoothreceiversaredesignedtohaveinputandIF bandwidthsthatmatchthehoppingchannelbandwidthsofanyBluetoothtransmittersandshift frequenciesinsynchronizationwiththetransmittedsignals. Complianceforsection15.247(g) AccordingtoBluetoothCoreSpecification,theBluetoothsystemtransmitsthepacketwiththe pseudorandomhoppingfrequencywithacontinuousdataandtheshortbursttransmissionfromthe Bluetoothsystemisalsotransmittedunderthefrequencyhoppingsystemwiththepseudorandom hoppingfrequencysystem. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:72of90 Complianceforsection15.247(h) AccordingtoBluetoothCorespecification,theBluetoothsystemincorporateswithanadaptive systemtodetectotheruserwithinthespectrumbandsothatitindividuallyandindependentlyto avoidhoppingontheoccupiedchannels. AccordingtotheBluetoothCorespecification,theBluetoothsystemisdesignednothavetheability tocoordinatedwithotherFHSSSysteminanefforttoavoidthesimultaneousoccupancyofindividual hoppingfrequenciesbymultipletransmitter. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20240100154E-01 Page:73of90 5.11 RadiatedSpuriousEmission&Restrictedbands TestRequirement:47CFRPart15CSection15.209and15.205 TestMethod:ANSIC63.10:2013 TestSite:MeasurementDistance:3m(Semi-AnechoicChamber) ReceiverSetup: FrequencyDetectorRBWVBWRemark 0.009MHz-0.090MHzPeak10kHz30kHzPeak 0.009MHz-0.090MHzAverage10kHz30kHzAverage 0.090MHz-0.110MHzQuasi-peak10kHz30kHzQuasi-peak 0.110MHz-0.490MHzPeak10kHz30kHzPeak 0.110MHz-0.490MHzAverage10kHz30kHzAverage 0.490MHz-30MHzQuasi-peak10kHz30kHzQuasi-peak 30MHz-1GHzPeak120kHz300kHzPeak Above1GHz Peak1MHz3MHzPeak Peak1MHz10HzAverage Limit: Frequency Fieldstrength (microvolt/meter) Limit (dBuV/m) Remark Measurement distance(m) 0.009MHz-0.490MHz2400/F(kHz)--300 0.490MHz-1.705MHz24000/F(kHz)--30 1.705MHz-30MHz30--30 30MHz-88MHz10040.0Quasi-peak3 88MHz-216MHz15043.5Quasi-peak3 216MHz-960MHz20046.0Quasi-peak3 960MHz-1GHz50054.0Quasi-peak3 Above1GHz50054.0Average3 Note:15.35(b),Unlessotherwisespecified,thelimitonpeakradiofrequency emissionsis20dBabovethemaximumpermittedaverageemissionlimit applicabletotheequipmentundertest.Thispeaklimitappliestothetotal peakemissionlevelradiatedbythedevice. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ2024…

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1Photographs-EUTTestSetup 1.1RadiatedEmission 9KHz~30MHz: 30MHz~1GHz: Above1GHz: 1.2ConductedEmission