2BH3K-TW9Smart Watch

SMART WATCH 智能手表 FCC Warning 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. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Note: 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

{ShenzhenYulinTieweiTechnologyCo.,Ltd.} FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 {2024-07-31} U.S.AgentDesignation {ShenzhenYulinTieweiTechnologyCo.,Ltd.}acknowledgestheirconsentforthefollowingcontactlocatedin theUnitedStatestoactastheiragentforserviceofprocessfortheequipmentforwhichauthorizationissought (FCCID:2BH3K-TW9 ): NameandcompanyofU.S.agent:{FCCUSAgent,LLC} PhysicalU.S.addressofagent:{3722lllinoisAvenue,SaintCharles,IL,60174,USA} FRNofU.S.agent:{0033402884} EmailaddressofU.S.agent:{[email protected]} {FCCUSAgent,LLC}acknowledgestheirobligationtoacceptserviceofprocessonbehalfof{ShenzhenYulin TieweiTechnologyCo.,Ltd.}. {ShenzhenYulinTieweiTechnologyCo.,Ltd.}withtheFRN[{0035694041}]acceptsitsobligationtomaintain anagentforserviceofprocessintheUnitedStatesfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,orthe conclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolvingtheequipment,whicheveris later. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirementslistedunder§ 2.911(d)(7). TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB 986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotify theFCCwithin30daysviathegrantingTCB. Sincerely, Signature {Xu}{DaYang} {SalesManager} {ShenzhenYulinTieweiTechnologyCo.,Ltd.} Signature {TimPayne} {CertificationManager} {FCCUSAgent,LLC} 4 8 _ [ m o d e l ] U S _ A g e n t _ 2 . 9 1 1 ( d ) ( 7 ) - U , V 0 5

Page1of5FCCID: 2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ExternalPhotos Photo1 Photo2 Page2of5FCCID: 2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of5FCCID: 2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Page4of5FCCID: 2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 Page5of5FCCID: 2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo9 ------End------

Label FCCID:2BH3K-TW9

Page1of5FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. InternalPhotos Photo1 Photo2 Page2of5FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of5FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Page4of5FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 Page5of5FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo9 ------End------ Antenna

RFExposureevaluation FCCID:2BH3K-TW9 1.1.ApplicableStandard Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbeoperatedina mannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessofthe Commission’sguidelines. Accordingto§1.1310and§2.1093RFexposurerequirement KDB447498v06:MobileandPortableDevicesRFExposureProceduresandEquipmentAuthorization Policies 1.2.Requirement AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSARtest exclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures, standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions, bymeasurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTestExclusion Thresholdcondition,listedbelow,issatisfied.Thesetestexclusionconditionsarebasedonsource-based time-averagedmaximumconductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfortune-up tolerance,andtheminimumtestseparationdistancerequiredfortheexposureconditions.22Theminimum testseparationdistanceisdeterminedbythesmallestdistancefromtheantennaandradiatingstructuresor outersurfaceofthedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements, toanypartofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSARtest exclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbytheoperating configurationsandexposureconditionsofthetransmitterandapplicablehostplatformrequirements,typically intheSARmeasurementorSARanalysisreport,accordingtotherequiredpublishedRFexposureKDB procedures.WhennootherRFexposuretestingorreportingisrequired,astatementofjustificationand compliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,toqualifyfortheSARtest exclusion.Whenrequired,thedevicespecificconditionsdescribedintheotherpublishedRFexposureKDB proceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusionprovisions;forexample,handheldPTT two-wayradios,handsets,laptops&tabletsetc.23“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)] · [√f(GHz)] ≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz • PoweranddistanceareroundedtothenearestmWandmmbeforecalculation •Theresultisroundedtoonedecimalplaceforcomparison •3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis ≤ 50mmandfor transmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparationdistanceis<5 mm,adistanceof5mmaccordingto5)insection4.1isappliedtodetermineSARtestexclusion. 1.3.Manufacturingtolerance BLE Frequency (MHz) GFSK(1M) 240224402480 Target(dBm)-2-2-2 Tolerance ± (dB) 1.01.01.0 Page2of2 2.EvaluationResult EvaluationResults Band/Modef(GHz) Antenna Distance (mm) Max.RFoutputpower (includingtune-up tolerance) SARTest Exclusion Threshold SARTest Exclusion dBmmW BLE2.55-1.00.790.25<3Yes 3.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRFExposure andSARExclusionThresholdperKDB447498v06 .....................EndofReport.........................

Page1of37ReportNo.:AiTDG-240716004W1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TESTREPORT ClientInformation: Applicant:ShenzhenYulinTieweiTechnologyCo.,Ltd. Applicantadd.: 5thFloor,BuildingB,SanweiIndustrialZone,SanweiCommunity,Hangcheng Street,Bao’anDistrict,Shenzhen Manufacturer:ShenzhenYulinTieweiTechnologyCo.,Ltd. Manufactureradd.: 5thFloor,BuildingB,SanweiIndustrialZone,SanweiCommunity,Hangcheng Street,Bao’anDistrict,Shenzhen ProductInformation: ProductName:SmartWatch ModelNo.: TW9,TW10,TW11,TW12,TW13,TW15,TW16,TW18,TW88,TW99,TW5, TW6,TW19,TW20 BrandName:FUNHULLUN FCCID: 2BH3K-TW9 Applicablestandards: FCCCFRTitle47Part15SubpartCSection15.247 PreparedBy: DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang,Huangjiang,Dongguan, Guangdong,China Tel.:+86-769-82020499Fax.:+86-769-82020495 DateofReceipt:July16,2024DateofTest:July16,2024~July17,2024 DateofIssue:July18,2024TestResult:Pass ThisdevicedescribedabovehasbeentestedbyDongguanYaxu(AiT)TechnologyLimitedandthe testresultsshowthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements. Anditisapplicableonlytothetestedsampleidentifiedinthereport. Note:Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofDongguan Yaxu(AiT)TechnologyLimited,thisdocumentmaybealteredorrevisedbyDongguanYaxu(AiT) TechnologyLimited,personalonly,andshallbenotedintherevisionofthedocument.Thistest reportmustnotbeusedbytheclienttoclaimproductendorsement. Reviewedby:Approvedby: EmiyaLinSimbaHuang Page2of37ReportNo.:AiTDG-240716004W1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. 1Contents Page COVERPAGE 1CONTENTS......................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................4 2.1StatementoftheMeasurementUncertainty................................................................................4 2.2MeasurementUncertainty............................................................................................................4 3TESTFACILITY..............................................................................................................................................................5 3.1Deviationfromstandard...............................................................................................................5 3.2Abnormalitiesfromstandardconditions.......................................................................................5 3.3TestLocation.................................................................................................................................5 4GENERALINFORMATION...........................................................................................................................................6 4.1Testfrequencies............................................................................................................................7 4.2EUTPeripheralList.......................................................................................................................7 4.3TestPeripheralList.......................................................................................................................7 4.4TESTMETHODOLOGY...............................................................................................................8 4.5DescriptionofTestModes............................................................................................................9 5EQUIPMENTUSEDDURINGTEST.........................................................................................................................10 6TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 6.1Antennarequirement..................................................................................................................12 6.2OnTimeandDutyCycle............................................................................................................13 6.3MaximumConductedOutputPeakPowerMeasurement.........................................................14 6.46dBSpectrumBandwidthMeasurement..................................................................................16 6.5PowerSpectralDensity..............................................................................................................17 6.6ConductedSpuriousEmissionsandBandEdgesTest.............................................................19 6.7Restrict-bandBand-edgeMeasurements..................................................................................21 6.8RadiatedEmissionsMeasurement............................................................................................24 6.9ConductedEmissions.................................................................................................................34 7TESTSETUPPHOTOGRAPHSOFEUT.................................................................................................................37 8EXTERNALPHOTOGRAPHSOFEUT....................................................................................................................37 9INTERNALPHOTOGRAPHSOFEUT.....................................................................................................................37 Page3of37ReportNo.:AiTDG-240716004W1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ReportReviseRecord Report Version ReviseTimeIssuedDateValidVersionNotes V1.0/July18,2024ValidInitialrelease Page4of37ReportNo.:AiTDG-240716004W1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. …

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DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 1 of 24 AppendixB RFTestDataforBT(BLE)(ConductedMeasurement) ProductName:SmartWatch TradeMark:FUNHULLUN TestModel:TW9 EnvironmentalConditions Temperature: 25.6  C RelativeHumidity:52.4% ATMPressure:100.0kPa TestEngineer:Emiyalin Supervisedby:SimbaHaung DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 2 of 24 Contents Page COVERPAGE 1DutyCycle........................................................................................................................................................................................3 1.1TestResult............................................................................................................................................................................3 1.2TestGraphs...........................................................................................................................................................................4 2MaximumConductedOutputPower.................................................................................................................................................6 2.1TestResult............................................................................................................................................................................6 2.2TestGraphs...........................................................................................................................................................................7 3-6dBBandwidth.................................................................................................................................................................................9 3.1TestResult............................................................................................................................................................................9 3.2TestGraphs.........................................................................................................................................................................10 4MaximumPowerSpectralDensityLevel.........................................................................................................................................12 4.1TestResult..........................................................................................................................................................................12 4.2TestGraphs.........................................................................................................................................................................13 5BandEdge......................................................................................................................................................................................15 5.1TestResult..........................................................................................................................................................................15 5.2TestGraphs.........................................................................................................................................................................16 6ConductedRFSpuriousEmission..................................................................................................................................................18 6.1TestResult..........................................................................................................................................................................18 6.2TestGraphs.........................................................................................................................................................................19 7RestrictBand..................................................................................................................................................................................22 7.1TestResult..........................................................................................................................................................................22 7.2TestGraphs.........................................................................................................................................................................23 DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 3 of 24 1DutyCycle 1.1 TestResult ModeFrequency(MHz)DutyCycle(%)Correction Factor 1/T(kHz) BLE1M240267.21.732.44 BLE1M244067.21.732.44 BLE1M248067.21.732.44 DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 4 of 24 1.2 TestGraphs TestGraphs BLE1M2402MHz BLE1M2440MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 5 of 24 BLE1M2480MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 6 of 24 2MaximumConductedOutputPower 2.1 TestResult ModeFrequency(MHz)ConductedPower (dBm) Limit(dBm)Verdict BLE1M2402-2.3430Pass BLE1M2440-2.8630Pass BLE1M2480-2.8230Pass DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 7 of 24 2.2 TestGraphs TestGraphs BLE1M2402MHz BLE1M2440MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 8 of 24 BLE1M2480MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 9 of 24 3-6dBBandwidth 3.1 TestResult ModeFrequency(MHz)-6dBBandwidth(MHz)Limit-6dBBandwidth(MHz)Verdict BLE1M24020.6660.5Pass BLE1M24400.6670.5Pass BLE1M24800.6850.5Pass DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 10 of 24 3.2 TestGraphs TestGraphs BLE1M2402MHz BLE1M2440MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 11 of 24 BLE1M2480MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240716004W1 FCCID:2BH3K-TW9 Page 12 of 24 4MaximumPowerSpectralDensityLevel 4.1 TestResult…

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Page1of2FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TestSetupPhoto RadiatedEmission Page2of2FCCID:2BH3K-TW9 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ConductedEmission ------End------