2A3BZ-FE35True wireless headphones

FE35 FE35WirelessEarbudsUserManual ProductHostandAccessories FE35×1 Type-Cchargingcable×1 Usermanual×1 ProductStructureDescription 1 toucharea(FMB) 2 earphoneindicator 3 microphonesoundhole 4 earphonechargingpole 5 speakersoundhole 6 dolllights 7 LEDpowerdisplayofchargingcompartment 8 hallswitchposition 9 type-cchargingport BeforeusingMOEENearbuds,pleasereadthisUserGuidecarefullyandkeepitforfuturereference. ProductSpecifications Version:V5.0 Speakerspecification:Φ13MM32Ω Frequencyresponserange:20Hz-20KHz Usingdistance:About10meters Musicplayback:About5hours Talktime:About5hours Standbytime:About150hours Chargingtime:About1.5hours Batteryspecification:35mAh*2/500mAh Speakersensitivity:94dB Weight:40g ※ Theabovedataarelaboratorymeasuredvalues,andactualusemayvaryaccordingtospecific circumstances.Themusicplaybackandtalktimedataareallmeasuredat50%oftheearbuds volume. PackingList Wirelessearbuds×1Usermanual×1 Chargingcompartment×1Type-Cchargingcable×1 Instructions PowerON Itautomaticallyentersthepairingstateaftertakingoutfromthechargingcompartment,thewhite lightturnsonforonesecondtocompletetheboot.OrpressandholdFMBfor3secondsin shutdownstatetoboot. Pairing Whenthechargingcompartmentisopened,itwillautomaticallyturnonandenterpairingmode whilewhitelightflashesquickly2timespersecond.Useafunctionaldevicetosearchforthename of"FE35",andclicktopairit.Ifthereisnoconnectionwithin3minutes,theearbudswill automaticallyshutdown. PowerOFF Itwillautomaticallyshutdownwhileputtingtheearbudsintothechargingcompartment. Pressandholdthe"FMB"forabout5seconds,thewhitelightflashes3timesslowly, accompaniedbyashutdownpromptsoundtocompletePowerOFF. Callfunction Answeringacall:whenthereisanincomingcall,tap"FMB"oncetoanswer. Hangupthecall:inthecallstate,touch"FMB"oncetohangup. Rejectacall:whenthereisanincomingcall,tap"FMB"twicetorejectit. Musicfunction AfterFE35issuccessfullyconnectedtoyourmobilephone,youcanopenthemusicapptoplay music. Inmusicmode: Pause/Play:touchthemulti-functionbuttononcetopausethemusic-play,touchitagainto continue. Previoussong:taptheleft"FMB"twicetotheprevioussong. Nextsong:taptheright"FMB"twicetothenextsong. Increasevolume:taptheright"FMB"3times. Decreasevolume:taptheleft"FMB"3times. Intelligentvoiceassistant Activate:Longpress"FMB"for2secondstoactivate"Siri"/voiceassistant. Exit:Voiceexit"Siri"/voiceassistant,becanceledbymobilephoneorlongpress"FMB"for2 seconds. ChargingandLighting Earphonecharging:Aftertheearphonesareplacedinthechargingcompartment,andthetop coverisclosed,whenthechargingcompartmentdetectstheyarecharging,thestatusofthe dolllightispink-yellow-orange3-colorbreathflashingforacycleandthengoesout.Ifthedoll isnotdetected,theredlightflashes3timesandturnsoff. Compartmentcharging:Afterplugginginthechargingcable,theLEDdisplaywillshowthe currentbatterylevel,thedolllightwillflashslowlyforbreathing,anddisplaythe correspondingcolorofthebattery. Openthecoverofthechargingcompartment:TheLEDdisplaysthebatterylevel,anditwill turnoffafter8seconds;thebacklightofthedollbreathesaccordingto3colorsof "pink-yellow-orange"(3S/cycle),andturnsoffafteronecycleforeachcolor. Closethecoverofthechargingcompartment:TheLEDdisplaysthebatterylevel,anditwill turnoffafter8seconds;thebacklightofthedollbreathesaccordingto3colorsof "pink-yellow-orange"(3S/cycle),andturnsoffafteronecycleforeachcolor. Lightcolorcorrespondingtoelectricity:pink25%,yellow26-80%,orange81-100%. ChargingandBatteryPrecautions Thisproducthasabuilt-innon-removablerechargeablebattery. Thechargingcurrentandvoltageis5V/500mA,pleasedonotchargetheproductwitha chargerexceeding5V/500mA,otherwiseitwilleasilycausedamagetothebattery. SafetyPrecautions 1.Toensureyourpersonalsafety,donotwearorplacetheearbudstooclosetothepacemaker (lessthan10cm). 2.Childrenshouldusethisdeviceunderadultsupervision,thisproductisnotatoy. 3.Usingtheearbudsathighvolume,especiallyforalongtime,maydamageyourhearing. 4.Fortrafficsafety,donotuseearbudswhiledrivingorridingabicycle. Nameandcontentoftoxicandhazardoussubstancesorelementsintheproduct ThisformispreparedaccordingtotheprovisionsofSJ/T11364-2014 PartnameToxicandHazardousSubstancesorElements Lead （Pb） Mercury （Hg） Cadmiu m（Cd） Hexavalent chromiumCr(VI) Polybrominated biphenyls(PBB) Polybrominated diphenylethers(PBDE) Metalparts×○○○○○ Gumparts○○○○○○ Wire○○○○○○ Circuitboard assembly ×○○○○○ Battery×○○○○○ ○：Indicatesthecontentofthistoxicandhazardoussubstanceinallhomogeneousmaterialsofthispartisbelowthe limitrequirementspecifiedinGB/T26572. ×：Indicatesthatthecontentofthistoxicandhazardoussubstanceinatleastonehomogeneousmaterialofthispart exceedsthelimitrequirementspecifiedinGB/T26572standard. Thepartsmarkedwith"X"inthetableareallunabletoreplaceharmfulsubstancesduetothelimitationofglobal technologicaldevelopmentlevel. FAQ (1)WhatshouldIdoiftheleftandrightearpairingfails? Iftheleftandrightearscannotbepaired,pleaseturnofftheBTfunctionofmobilephonefirst,put theearphonesbackintothechargingcompartment,thentakeouttheearphonesaccordingto aboveinstructionstocompletepairingsteps.Aftertheyaresuccessfullypaired,turnontheBT functionofmobilephone,andmanuallyclickittoconnect. (2)Whattodowhenthephoneisconnectedto2earphonesatthesametime? A.TurnofftheBTfunctionofthephone,pickupthe2earphonesfromthechargingcompartment atthesametime,pairthemagain,turnontheBTofphoneafterthepairingissuccessful,and manuallyclickittoconnectagain. B.Themobilephonedirectlydisconnectsbothearphones,andreconnectsaccordingtothe instructions. (3)Severalproblemsthatmayoccurwhenpausingplayback: AftertestingtheApplephone,theautomaticre-connectioncannotbeperformedafterturningon again.Youneedtomanuallyclicktheearbudsnametoreconnect,thenitcanbeusednormally. (4)Earbudshavenoiseproblems: A.Whetherthereisinterferencefromlargeelectronicequipmentnearby. B.Confirmwhetherthereisanynoiseinthesoundsourceitself,changethemusicandtestthem again. C.Whenthebatteryislow,therewillbenoise.Puttheearphonesintothechargingcompartment forcharging. (5)Earbudssounddelayproblem: Atpresent,thenor…

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Shenzhen Myplus Technology Co.,Ltd Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 7/25/2023 U.S. Aqent Des1qnation Shenzhen Myplus Technology Co.,Ltdacknowledges thei「 consent for the following contact located in the Uni ted States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID:2A3BZ-FE35): Name and company of U.S. agent:Wilson Tech Service LLC Physical U.S. address of agent:1312 17th Street Suite 692, Denver, CO, 80202, US FRN of U.S. agent:0033402033 Email address of U.S. agent:Wilson.Cheunq.FDA(@.qmail.com Wilson Tech Service LLC acknowledges their obligation to accept service of process on behalf of Shenzhen Myplus Technology Co.,Ltd Shenzhen Myplus Technology C o.,Ltd with the FRN 0031449796 accepts its obligation to maintain an a gent for 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. - By signing this form, we confirm the above and that we are aware of the application requirements listed under§2.911 (d)(7). Sincerely, 茎 \ ' O-{LXP}I 16 · z-iu.i8y - sn 11apo E「芍 Signature Authorized Signature(s) [Name of U.S. agent) Wilson Cheung [Title of U.S. agent) Manager [Company of U.S. agent] Wilson Tech Service LLC The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 DOI. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB.

Page1of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. EUTConstructionalDetails ExternalEUTPhoto AllVIEWOFEUT AllVIEWOFEUT Page2of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TOPVIEWOFEUT BOTTOMVIEWOFEUT Page3of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. FRONTVIEWOFEUT BACKVIEWOFEUT Page4of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. LEFTVIEWOFEUT RIGHTVIEWOFEUT Page5of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TOPVIEWOFEUT BOTTOMVIEWOFEUT Page6of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. FRONTVIEWOFEUT BACKVIEWOFEUT Page7of7FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. LEFTVIEWOFEUT RIGHTVIEWOFEUT - -----End------

Label FCCID:2A3BZ-FE35 ModelNo:Minipods2 FCCID:2A3BZ-FE35 ModelNo:Minipods2

Page1of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. EUTConstructionalDetails InternalEUTPhoto OPENVIEWOFEUT(FIGURE1) OPENVIEWOFEUT(FIGURE2) Page2of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE1) INTERNALVIEWOFEUT(FIGURE2) Page3of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE3) INTERNALVIEWOFEUT(FIGURE4) Page4of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE5) INTERNALVIEWOFEUT(FIGURE6) Page5of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE7) INTERNALVIEWOFEUT(FIGURE8) Page6of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE9) INTERNALVIEWOFEUT(FIGURE10) Page7of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE11) INTERNALVIEWOFEUT(FIGURE12) Page8of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE13) INTERNALVIEWOFEUT(FIGURE14) Page9of9FCCID: 2A3BZ-FE35 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. INTERNALVIEWOFEUT(FIGURE15) ------End------ BTAntenna

RFExposureevaluation FCCID:2A3BZ-FE35 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 Frequency (MHz) GFSK 240224412480 Target(dBm)-2.0-2.0-2.0 Tolerance±(dB)1.01.01.0 Frequency (MHz) π/4DQPSK 240224412480 Target(dBm)-1.0-1.0-1.0 Tolerance ± (dB) 1.01.01.0 Page2of2 2.EvaluationResult EvaluationResults Band/Modef(GHz) Antenna Distance (mm) RFoutputpower (includingtune-up tolerance) SARTest Exclusion Threshold SARTest Exclusion dBmmW BT2.5501.00.31<3.0Yes 3.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRFExposure andSARExclusionThresholdperKDB447498v06 .....................EndofReport.........................

Page1of38ReportNo.:AIT23071304FW1 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TESTREPORT ClientInformation: Applicant: ShenZhenMyplusTechnologyCo.,Ltd Applicantadd.: Thirdfloor,building10,zone1,XinheXinxingIndustrialPark,FuzhouAvenue, Fuhaistreet,Bao'anDistrict,Shenzhen Manufacturer: ShenZhenMyplusTechnologyCo.,Ltd Manufactureradd.: Thirdfloor,building10,zone1,XinheXinxingIndustrialPark,FuzhouAvenue, Fuhaistreet,Bao'anDistrict,Shenzhen ProductInformation: ProductName:Truewirelessheadphones ModelNo.: Minipods2,FE35,HOK35,Owpods,YGO35,FE3553,FE3508, FE3527,FE3529 BrandName:N/A FCCID:2A3BZ-FE35 Applicablestandards: FCCCFRTitle47Part15SubpartCSection15.247 PreparedBy: DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang,Huangjiang,Dongguan, Guangdong,China Tel.:+86-769-82020499Fax.:+86-769-82020495 DateofReceipt:2023.07.13DateofTest:2023.07.14~2023.07.18 DateofIssue:2023.07.19TestResult:Pass ThisdevicedescribedabovehasbeentestedbyDongguanYaxu(AiT)TechnologyLimitedandthe testresultsshowthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements. Anditisapplicableonlytothetestedsampleidentifiedinthereport. Note:Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofDongguan Yaxu(AiT)TechnologyLimited,thisdocumentmaybealteredorrevisedbyDongguanYaxu(AiT) TechnologyLimited,personalonly,andshallbenotedintherevisionofthedocument.Thistest reportmustnotbeusedbytheclienttoclaimproductendorsement. Reviewedby:Approvedby: SimbaHuangSeal.chen Page2of38ReportNo.:AIT23071304FW1 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..............................................................................................................................8 4.3TestPeripheralList...............................................................................................................................8 4.4TESTMETHODOLOGY.......................................................................................................................9 4.5DescriptionofTestModes..................................................................................................................10 5EQUIPMENTUSEDDURINGTEST...............................................................................................................................11 6TESTRESULTSANDMEASUREMENTDATA..........................................................................................................12 6.1Antennarequirement..........................................................................................................................12 6.2PeakPowerMeasurement.................................................................................................................13 6.3FrequencySeparationand20dBBandwidth....................................................................................15 6.4NumberofHoppingFrequency..........................................................................................................17 6.5TimeofOccupancy(DwellTime).......................................................................................................18 6.6ConductedSpuriousEmissionsandBandEdgesTest.....................................................................20 6.7Restrict-bandBand-edgeMeasurements..........................................................................................22 6.8RadiatedEmissionsMeasurement....................................................................................................24 6.9ConductedEmissions.........................................................................................................................34 6.10Pseudorandomfrequencyhoppingsequence.................................................................................37 7TESTSETUPPHOTOGRAPHSOFEUT......................................................................................................................38 8EXTERNALPHOTOGRAPHSOFEUT.........................................................................................................................38 9INTERNALPHOTOGRAPHSOFEUT..........................................................................................................................38 Page3of38ReportNo.:AIT23071304FW1 DongguanYaxu(AiT)TechnologyLimited No…

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2.4GHz3216ChipAntenna:RANT3216F245C03 _ Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT3216F245C03 (A)(B)(C)(D)(E)(F) ElectricalSpecification ThespecificationisdefinedonEVB. DimensionandTerminalConfiguration No.TerminalName 1Feeding/GNG 2GND/Feeding (A)ProductTypeChipAntenna (B)SizeCode 3.2x1.6mm( ± 0.2mm) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=03 WorkingFrequencyRange2400~2500MHz Bandwidth120MHz(Min.) PeakGain2.25dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature(°C)-40~85°C ResistancetoSolderingHeats 10sec.(@280°C) TerminationNi/Au(Leadless) Dimension(mm) L 3.20±0.20 W 1.60±0.20 T 0.45±0.20 咏成國際科技有限公司電話: RAINInternationalTechnologyCo.,Ltd.TEL: 2.4GHz3216ChipAntenna:RANT3216F245C03 _ 1 EvaluationBoardReference 长条板 PCB 推荐 Dimension 圆板 AntennaLayoutReference Unit:mm ElectricalCharacteristics ReturnLoss&Radiation ReturnLoss Frequency(MHz) S11(dB) 2400-10.50 2450-30.62 2500-11.47 2.4GHz3216ChipAntenna:RANT3216F245C03 _ Radiation 2400MHz2450MHz2500MHz Efficiency82.52%85.26%83.01% PeakGain1.15dBi1.24dBi1.19dBi Directivity1.89dBi1.97dBi1.91dBi X Y Z 2400MHz 2450MHz 2500MHz 2.4GHz3216ChipAntenna:RANT3216F245C03 _ TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 32167”5K/Reel 9.0±0.5 60±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTψDP PaperType3216 1.90±0.2 0 3.50±0.2 0 8.0±0.2 0 1.75±0.1 0 3.5±0.054.0±0.102.0±0.050.75±0.1 0 1.50±0.1 0 4.0±0.1 2.4GHz3216ChipAntenna:RANT3216F245C03 _ ReliabilityTable TestItemProcedure Requirements CeramicType Remark (Reference) Electrical Characterization Fulfilltheelectrical specification UserSpec. Thermal Shock 1.Preconditioning: 50±10°C/1hr,thenkeepfor24±1hrsatroomtemp. 2.Initialmeasure:Spec:referInitialspec. 3.Rapidchangeoftemperaturetest: -30°Cto+85°C;100cycles; 15minutesatLowercategorytemperature; 15minutesatUppercategorytemperature. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 107 Temperature Cycling 1.Initialmeasure:Spec:referInitialspec. 2.100Cycles(-30°Cto+85°C),SoakMode=1(2Cycle/hours). 3.Measurementat24±2Hoursaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. JESD22 JA104 HighTemperature Exposure 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered;500hours@T=+85°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 LowTemperature Storage 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered:500hours@T=-30°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 Solderability (SMDBottomSide) Dippingmethod: a.Temperature:235±5°C b.Dippingtime:3±0.5s Thesoldershouldcover over95%ofthecritical areaofbottomside. IEC60384-21/22 4.10 SolderingHeat Resistance (RSH) Preheatingtemperature:150±10°C. Preheatingtime:1~2min. Soldertemperature:260±5°C. Dippingtime:5±0.5s NoVisibleDamage.IEC60384-21/22 4.10 Vibration5g'sfor20min.,12cycleseachof3orientations Note:Use8"X5"PCB.031"thick7securepointson,onelong sideand2securepointsatcornersofoppositesides.Parts mountedwithin2"fromanysecurepoint.Testfrom10-2000 Hz. NoVisibleDamage.MIL-STD-202 Method204 Mechanical Shock Threeshocksineachdirectionshallbeappliedalongthethree mutuallyperpendicularaxesofthetestspecimen(18shocks) Peakvalue:1,500g’s Duration:0.5ms Velocitychange:15.4ft/s Waveform:Half-sine NoVisibleDamage.MIL-STD-202 Method213 Humidity Bias 1.Humidity:85%R.H.,Temperature:85±2°C. 2.Time:500±24hours. 3.Measurementat24±2hrsaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 Method106 2.4GHz3216ChipAntenna:RANT3216F245C01 _ Board Flex (SMD) 1.Mountingmethod: IR-Reflow.PCBSize(L:100×W:40×T:1.6mm) 2.Applytheloadindirectionofthearrowuntilbendingreaches 2mm. NoVisibleDamage.AEC-Q200 005 AdhesionForceof1.8Kgfor60seconds. NoVisibleDamage Magnificationof20Xor greatermaybeemployed forinspectionofthe mechanicalintegrityofthe devicebodyterminalsand body/terminaljunction. AEC-Q200 006 Physical Dimension Anyapplicablemethodusingx10magnification,micrometers, calipers,gauges,contourprojectors,orothermeasuring equipment,capableofdeterminingtheactualspecimen dimensions. Inaccordancewith specification. JESD22 JB100 RevisionHistory RevisionDateContent 12019/03/01NewDatasheet 22020/02/22Add2Dradiationcharacteristic

DongguanYaxu(AiT)TechnologyLimited ReportNo.:AIT23071304 FCCID:2A3BZ-FE35 Page 1 of 42 AppendixA RFTestDataforBT(BDR/EDR)(ConductedMeasurement) ProductName:Truewirelessheadphones TradeMark:N/A TestModel:Minipods2 EnvironmentalConditions Temperature: 25.5°C RelativeHumidity:52.4% ATMPressure:101Kpa TestEngineer:SimbaHuang Supervisedby:SealChen DongguanYaxu(AiT)TechnologyLimited ReportNo.:AIT23071304 FCCID:2A3BZ-FE35 Page 2 of 42 Contents Page COVERPAGE 1DutyCycle...............................................................................................................................................................................................3 1.1TestResult.....................................................................................................................................................................................3 1.2TestGraphs...................................................................................................................................................................................4 2MaximumConductedPeakOutputPower...............................................................................................................................................7 2.1TestResult.....................................................................................................................................................................................7 2.2TestGraphs...................................................................................................................................................................................8 320dBBandwidth.....................................................................................................................................................................................11 3.1TestResult...................................................................................................................................................................................11 3.2TestGraphs.................................................................................................................................................................................12 4CarrierFrequencySeparation...............................................................................................................................................................15 4.1TestResult...................................................................................................................................................................................15 4.2TestGraphs.................................................................................................................................................................................16 5HoppingChannelNumber.....................................................................................................................................................................17 5.1TestResult...................................................................................................................................................................................17 5.2TestGraphs.................................................................................................................................................................................18 6DwellTime.............................................................................................................................................................................................19 6.1TestResult...................................................................................................................................................................................19 6.2TestGraphs.................................................................................................................................................................................20 7RFConductedSpuriousEmissions.......................................................................................................................................................22 7.1TestResult...................................................................................................................................................................................22 7.2TestGraphs.................................................................................................................................................................................23 8Band-edgeforRFConductedEmissions...............................................................................................................................................29 8.1TestResult...................................................................................................................................................................................29 8.2TestGraphs.................................................................................................................................................................................30 9Restrict-bandband-edgemeasurements...............................................................................................................................................38 9.1TestResult........................................................................................................................................................................…

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