2BBNW-JM47Wireless smart headphones

ReportNo.:AB25110027 Page3of5 Rightearphone ReportNo.:AB25110027 Page4of5 BTANT

ReportNo.:AB25110027 Page1of5 AppendixBTestPhotos RadiatedSpuriousEmissionTestView1-leftearphone ReportNo.:AB25110027 Page2of5 RadiatedSpuriousEmissionTestView2-rightearphone ReportNo.:AB25110027 Page3of5 RadiatedSpuriousEmissionTestView3-leftearphone ReportNo.:AB25110027 Page4of5 RadiatedSpuriousEmissionTestView4-rightearphone ReportNo.:AB25110027 Page5of5 RFTestView

ReportNo.:AB25110027FW01 27 / 42 DwellNVNT2-DH52402MHzAnt1OneBurst DwellNVNT2-DH52402MHzAnt1Accumulated ReportNo.:AB25110027FW01 28 / 42 DwellNVNT3-DH52402MHzAnt1OneBurst DwellNVNT3-DH52402MHzAnt1Accumulated ReportNo.:AB25110027FW01 29 / 42 BandEdge ConditionModeFrequency(MHz)AntennaHoppingModeMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH52402Ant1No-Hopping-54.37-20Pass NVNT1-DH52480Ant1No-Hopping-54.5-20Pass NVNT2-DH52402Ant1No-Hopping-53.2-20Pass NVNT2-DH52480Ant1No-Hopping-54.13-20Pass NVNT3-DH52402Ant1No-Hopping-52.01-20Pass NVNT3-DH52480Ant1No-Hopping-54.65-20Pass ReportNo.:AB25110027FW01 30 / 42 TestGraphs BandEdgeNVNT1-DH52402MHzAnt1No-HoppingRef BandEdgeNVNT1-DH52402MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 31 / 42 BandEdgeNVNT1-DH52480MHzAnt1No-HoppingRef BandEdgeNVNT1-DH52480MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 32 / 42 BandEdgeNVNT2-DH52402MHzAnt1No-HoppingRef BandEdgeNVNT2-DH52402MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 33 / 42 BandEdgeNVNT2-DH52480MHzAnt1No-HoppingRef BandEdgeNVNT2-DH52480MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 34 / 42 BandEdgeNVNT3-DH52402MHzAnt1No-HoppingRef BandEdgeNVNT3-DH52402MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 35 / 42 BandEdgeNVNT3-DH52480MHzAnt1No-HoppingRef BandEdgeNVNT3-DH52480MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 36 / 42 BandEdge(Hopping) ConditionModeFrequency(MHz)AntennaHoppingModeMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH52402Ant1Hopping-52.66-20Pass NVNT1-DH52480Ant1Hopping-54.17-20Pass NVNT2-DH52402Ant1Hopping-53.22-20Pass NVNT2-DH52480Ant1Hopping-52.98-20Pass NVNT3-DH52402Ant1Hopping-52.53-20Pass NVNT3-DH52480Ant1Hopping-54.08-20Pass ReportNo.:AB25110027FW01 37 / 42 TestGraphs BandEdge(Hopping)NVNT1-DH52402MHzAnt1HoppingRef BandEdge(Hopping)NVNT1-DH52402MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 38 / 42 BandEdge(Hopping)NVNT1-DH52480MHzAnt1HoppingRef BandEdge(Hopping)NVNT1-DH52480MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 39 / 42 BandEdge(Hopping)NVNT2-DH52402MHzAnt1HoppingRef BandEdge(Hopping)NVNT2-DH52402MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 40 / 42 BandEdge(Hopping)NVNT2-DH52480MHzAnt1HoppingRef BandEdge(Hopping)NVNT2-DH52480MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 41 / 42 BandEdge(Hopping)NVNT3-DH52402MHzAnt1HoppingRef BandEdge(Hopping)NVNT3-DH52402MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 42 / 42 BandEdge(Hopping)NVNT3-DH52480MHzAnt1HoppingRef BandEdge(Hopping)NVNT3-DH52480MHzAnt1HoppingEmission

ReportNo.:AB25110027FW01 1 / 42 AppendixABR-Right MaximumConductedOutputPower ConditionModeFrequency(MHz)AntennaConductedPower(dBm)DutyFactor(dB)TotalPower(dBm)Limit(dBm)Verdict NVNT1-DH52402Ant1-0.340-0.3421Pass NVNT1-DH52441Ant10.1400.1421Pass NVNT1-DH52480Ant10.2800.2821Pass NVNT2-DH52402Ant1-0.110-0.1121Pass NVNT2-DH52441Ant10.0300.0321Pass NVNT2-DH52480Ant1-0.590-0.5921Pass NVNT3-DH52402Ant10.3900.3921Pass NVNT3-DH52441Ant10.5400.5421Pass NVNT3-DH52480Ant1-0.150-0.1521Pass ReportNo.:AB25110027FW01 2 / 42 TestGraphs PowerNVNT1-DH52402MHzAnt1 PowerNVNT1-DH52441MHzAnt1 ReportNo.:AB25110027FW01 3 / 42 PowerNVNT1-DH52480MHzAnt1 PowerNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 4 / 42 PowerNVNT2-DH52441MHzAnt1 PowerNVNT2-DH52480MHzAnt1 ReportNo.:AB25110027FW01 5 / 42 PowerNVNT3-DH52402MHzAnt1 PowerNVNT3-DH52441MHzAnt1 ReportNo.:AB25110027FW01 6 / 42 PowerNVNT3-DH52480MHzAnt1 ReportNo.:AB25110027FW01 7 / 42 -20dBBandwidth ConditionModeFrequency(MHz)Antenna-20dBBandwidth(MHz)Limit-20dBBandwidth(MHz)Verdict NVNT1-DH52402Ant10.94680Pass NVNT1-DH52441Ant10.9560Pass NVNT1-DH52480Ant10.95350Pass NVNT2-DH52402Ant11.3140Pass NVNT2-DH52441Ant11.2720Pass NVNT2-DH52480Ant11.2740Pass NVNT3-DH52402Ant11.3060Pass NVNT3-DH52441Ant11.3240Pass NVNT3-DH52480Ant11.320Pass ReportNo.:AB25110027FW01 8 / 42 TestGraphs -20dBBandwidthNVNT1-DH52402MHzAnt1 -20dBBandwidthNVNT1-DH52441MHzAnt1 ReportNo.:AB25110027FW01 9 / 42 -20dBBandwidthNVNT1-DH52480MHzAnt1 -20dBBandwidthNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 10 / 42 -20dBBandwidthNVNT2-DH52441MHzAnt1 -20dBBandwidthNVNT2-DH52480MHzAnt1 ReportNo.:AB25110027FW01 11 / 42 -20dBBandwidthNVNT3-DH52402MHzAnt1 -20dBBandwidthNVNT3-DH52441MHzAnt1 ReportNo.:AB25110027FW01 12 / 42 -20dBBandwidthNVNT3-DH52480MHzAnt1 ReportNo.:AB25110027FW01 13 / 42 OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNT1-DH52402Ant10.85485 NVNT1-DH52441Ant10.8655 NVNT1-DH52480Ant10.87126 NVNT2-DH52402Ant11.1703 NVNT2-DH52441Ant11.1773 NVNT2-DH52480Ant11.1711 NVNT3-DH52402Ant11.1907 NVNT3-DH52441Ant11.1765 NVNT3-DH52480Ant11.1893 ReportNo.:AB25110027FW01 14 / 42 TestGraphs OBWNVNT1-DH52402MHzAnt1 OBWNVNT1-DH52441MHzAnt1 ReportNo.:AB25110027FW01 15 / 42 OBWNVNT1-DH52480MHzAnt1 OBWNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 16 / 42 OBWNVNT2-DH52441MHzAnt1 OBWNVNT2-DH52480MHzAnt1 ReportNo.:AB25110027FW01 17 / 42 OBWNVNT3-DH52402MHzAnt1 OBWNVNT3-DH52441MHzAnt1 ReportNo.:AB25110027FW01 18 / 42 OBWNVNT3-DH52480MHzAnt1 ReportNo.:AB25110027FW01 19 / 42 CarrierFrequenciesSeparation ConditionModeAntennaHoppingFreq1(MHz)HoppingFreq2(MHz)HFS(MHz)Limit(MHz)Verdict NVNT1-DH5Ant12401.992402.9660.9760.631Pass NVNT2-DH5Ant12401.9662402.8260.860.845Pass NVNT3-DH5Ant12401.9782403.0221.0440.851Pass ReportNo.:AB25110027FW01 20 / 42 TestGraphs CFSNVNT1-DH52402MHzAnt1 CFSNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 21 / 42 CFSNVNT3-DH52402MHzAnt1 ReportNo.:AB25110027FW01 22 / 42 NumberofHoppingChannel ConditionModeAntennaHoppingNumberLimitVerdict NVNT1-DH5Ant17915Pass NVNT2-DH5Ant17915Pass NVNT3-DH5Ant17915Pass ReportNo.:AB25110027FW01 23 / 42 TestGraphs HoppingNo.NVNT1-DH52402MHzAnt1 HoppingNo.NVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 24 / 42 HoppingNo.NVNT3-DH52402MHzAnt1 ReportNo.:AB25110027FW01 25 / 42 DwellTime ConditionModeFrequency(MHz)AntennaPulseTime(ms)TotalDwellTime(ms)BurstCountPeriodTime(ms)Limit(ms)Verdict NVNT1-DH52402Ant12.905336.9811631600400Pass NVNT2-DH52402Ant12.888343.67211931600400Pass NVNT3-DH52402Ant12.911299.83310331600400Pass ReportNo.:AB25110027FW01 26 / 42 TestGraphs DwellNVNT1-DH52402MHzAnt1OneBurst DwellNVNT1-DH52402MHzAnt1Accumulated

ReportNo.:AB25110027FW01 27 / 42 DwellNVNT2-DH52402MHzAnt1OneBurst DwellNVNT2-DH52402MHzAnt1Accumulated ReportNo.:AB25110027FW01 28 / 42 DwellNVNT3-DH52402MHzAnt1OneBurst DwellNVNT3-DH52402MHzAnt1Accumulated ReportNo.:AB25110027FW01 29 / 42 BandEdge ConditionModeFrequency(MHz)AntennaHoppingModeMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH52402Ant1No-Hopping-57.05-20Pass NVNT1-DH52480Ant1No-Hopping-55.88-20Pass NVNT2-DH52402Ant1No-Hopping-48.96-20Pass NVNT2-DH52480Ant1No-Hopping-54.63-20Pass NVNT3-DH52402Ant1No-Hopping-53.94-20Pass NVNT3-DH52480Ant1No-Hopping-55.15-20Pass ReportNo.:AB25110027FW01 30 / 42 TestGraphs BandEdgeNVNT1-DH52402MHzAnt1No-HoppingRef BandEdgeNVNT1-DH52402MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 31 / 42 BandEdgeNVNT1-DH52480MHzAnt1No-HoppingRef BandEdgeNVNT1-DH52480MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 32 / 42 BandEdgeNVNT2-DH52402MHzAnt1No-HoppingRef BandEdgeNVNT2-DH52402MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 33 / 42 BandEdgeNVNT2-DH52480MHzAnt1No-HoppingRef BandEdgeNVNT2-DH52480MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 34 / 42 BandEdgeNVNT3-DH52402MHzAnt1No-HoppingRef BandEdgeNVNT3-DH52402MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 35 / 42 BandEdgeNVNT3-DH52480MHzAnt1No-HoppingRef BandEdgeNVNT3-DH52480MHzAnt1No-HoppingEmission ReportNo.:AB25110027FW01 36 / 42 BandEdge(Hopping) ConditionModeFrequency(MHz)AntennaHoppingModeMaxValue(dBc)Limit(dBc)Verdict NVNT1-DH52402Ant1Hopping-53.47-20Pass NVNT1-DH52480Ant1Hopping-55.35-20Pass NVNT2-DH52402Ant1Hopping-46.6-20Pass NVNT2-DH52480Ant1Hopping-51.11-20Pass NVNT3-DH52402Ant1Hopping-52.92-20Pass NVNT3-DH52480Ant1Hopping-54.85-20Pass ReportNo.:AB25110027FW01 37 / 42 TestGraphs BandEdge(Hopping)NVNT1-DH52402MHzAnt1HoppingRef BandEdge(Hopping)NVNT1-DH52402MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 38 / 42 BandEdge(Hopping)NVNT1-DH52480MHzAnt1HoppingRef BandEdge(Hopping)NVNT1-DH52480MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 39 / 42 BandEdge(Hopping)NVNT2-DH52402MHzAnt1HoppingRef BandEdge(Hopping)NVNT2-DH52402MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 40 / 42 BandEdge(Hopping)NVNT2-DH52480MHzAnt1HoppingRef BandEdge(Hopping)NVNT2-DH52480MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 41 / 42 BandEdge(Hopping)NVNT3-DH52402MHzAnt1HoppingRef BandEdge(Hopping)NVNT3-DH52402MHzAnt1HoppingEmission ReportNo.:AB25110027FW01 42 / 42 BandEdge(Hopping)NVNT3-DH52480MHzAnt1HoppingRef BandEdge(Hopping)NVNT3-DH52480MHzAnt1HoppingEmission

ReportNo.:AB25110027FW01 1 / 42 AppendixABR-Left MaximumConductedOutputPower ConditionModeFrequency(MHz)AntennaConductedPower(dBm)DutyFactor(dB)TotalPower(dBm)Limit(dBm)Verdict NVNT1-DH52402Ant10.3200.3221Pass NVNT1-DH52441Ant10.6500.6521Pass NVNT1-DH52480Ant10.2600.2621Pass NVNT2-DH52402Ant11.0301.0321Pass NVNT2-DH52441Ant11.4801.4821Pass NVNT2-DH52480Ant10.9900.9921Pass NVNT3-DH52402Ant11.4101.4121Pass NVNT3-DH52441Ant12.0302.0321Pass NVNT3-DH52480Ant11.5501.5521Pass ReportNo.:AB25110027FW01 2 / 42 TestGraphs PowerNVNT1-DH52402MHzAnt1 PowerNVNT1-DH52441MHzAnt1 ReportNo.:AB25110027FW01 3 / 42 PowerNVNT1-DH52480MHzAnt1 PowerNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 4 / 42 PowerNVNT2-DH52441MHzAnt1 PowerNVNT2-DH52480MHzAnt1 ReportNo.:AB25110027FW01 5 / 42 PowerNVNT3-DH52402MHzAnt1 PowerNVNT3-DH52441MHzAnt1 ReportNo.:AB25110027FW01 6 / 42 PowerNVNT3-DH52480MHzAnt1 ReportNo.:AB25110027FW01 7 / 42 -20dBBandwidth ConditionModeFrequency(MHz)Antenna-20dBBandwidth(MHz)Limit-20dBBandwidth(MHz)Verdict NVNT1-DH52402Ant10.93850Pass NVNT1-DH52441Ant10.94920Pass NVNT1-DH52480Ant10.95220Pass NVNT2-DH52402Ant11.3230Pass NVNT2-DH52441Ant11.2690Pass NVNT2-DH52480Ant11.3190Pass NVNT3-DH52402Ant11.2650Pass NVNT3-DH52441Ant11.3180Pass NVNT3-DH52480Ant11.260Pass ReportNo.:AB25110027FW01 8 / 42 TestGraphs -20dBBandwidthNVNT1-DH52402MHzAnt1 -20dBBandwidthNVNT1-DH52441MHzAnt1 ReportNo.:AB25110027FW01 9 / 42 -20dBBandwidthNVNT1-DH52480MHzAnt1 -20dBBandwidthNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 10 / 42 -20dBBandwidthNVNT2-DH52441MHzAnt1 -20dBBandwidthNVNT2-DH52480MHzAnt1 ReportNo.:AB25110027FW01 11 / 42 -20dBBandwidthNVNT3-DH52402MHzAnt1 -20dBBandwidthNVNT3-DH52441MHzAnt1 ReportNo.:AB25110027FW01 12 / 42 -20dBBandwidthNVNT3-DH52480MHzAnt1 ReportNo.:AB25110027FW01 13 / 42 OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNT1-DH52402Ant10.85203 NVNT1-DH52441Ant10.85937 NVNT1-DH52480Ant10.85383 NVNT2-DH52402Ant11.1744 NVNT2-DH52441Ant11.1978 NVNT2-DH52480Ant11.1911 NVNT3-DH52402Ant11.1703 NVNT3-DH52441Ant11.1688 NVNT3-DH52480Ant11.1821 ReportNo.:AB25110027FW01 14 / 42 TestGraphs OBWNVNT1-DH52402MHzAnt1 OBWNVNT1-DH52441MHzAnt1 ReportNo.:AB25110027FW01 15 / 42 OBWNVNT1-DH52480MHzAnt1 OBWNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 16 / 42 OBWNVNT2-DH52441MHzAnt1 OBWNVNT2-DH52480MHzAnt1 ReportNo.:AB25110027FW01 17 / 42 OBWNVNT3-DH52402MHzAnt1 OBWNVNT3-DH52441MHzAnt1 ReportNo.:AB25110027FW01 18 / 42 OBWNVNT3-DH52480MHzAnt1 ReportNo.:AB25110027FW01 19 / 42 CarrierFrequenciesSeparation ConditionModeAntennaHoppingFreq1(MHz)HoppingFreq2(MHz)HFS(MHz)Limit(MHz)Verdict NVNT1-DH5Ant12402.0062402.9860.980.626Pass NVNT2-DH5Ant12401.8422402.9821.140.876Pass NVNT3-DH5Ant12401.9542403.1241.170.857Pass ReportNo.:AB25110027FW01 20 / 42 TestGraphs CFSNVNT1-DH52402MHzAnt1 CFSNVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 21 / 42 CFSNVNT3-DH52402MHzAnt1 ReportNo.:AB25110027FW01 22 / 42 NumberofHoppingChannel ConditionModeAntennaHoppingNumberLimitVerdict NVNT1-DH5Ant17915Pass NVNT2-DH5Ant17915Pass NVNT3-DH5Ant17915Pass ReportNo.:AB25110027FW01 23 / 42 TestGraphs HoppingNo.NVNT1-DH52402MHzAnt1 HoppingNo.NVNT2-DH52402MHzAnt1 ReportNo.:AB25110027FW01 24 / 42 HoppingNo.NVNT3-DH52402MHzAnt1 ReportNo.:AB25110027FW01 25 / 42 DwellTime ConditionModeFrequency(MHz)AntennaPulseTime(ms)TotalDwellTime(ms)BurstCountPeriodTime(ms)Limit(ms)Verdict NVNT1-DH52402Ant12.905319.5511031600400Pass NVNT2-DH52402Ant12.889257.1218931600400Pass NVNT3-DH52402Ant12.911296.92210231600400Pass ReportNo.:AB25110027FW01 26 / 42 TestGraphs DwellNVNT1-DH52402MHzAnt1OneBurst DwellNVNT1-DH52402MHzAnt1Accumulated

ReportNo.:AB25110027FW01 AiboStandardTechnology(Shenzhen)Co.,Ltd. 101,BuildingB,TuoriNewEnergyIndustrialPark,High-techPark,TianliaoCommunity,YutangStreet, GuangmingDistrict,ShenzhenCity,GuangdongProvince,China Tel.:+8675585250797E-mail:[email protected]:www.aibonorm.com FCCTESTREPORT ReportNo. ............................................. : AB25110027FW01 FCCID...................................................:2BBNW-JM47 Applicant................................................:ShenZhenXinTuCenturyTechnologyCo.,Ltd Address.................................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，Hangcheng Avenue,HangchengStreet,BaoanDistrict Manufacturer......................................:ShenZhenXinTuCenturyTechnologyCo.,Ltd Address..............................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，Hangcheng Avenue,HangchengStreet,BaoanDistrict ProductName.......................................:Wirelesssmartheadphones TradeMark ............................................ :/ TestModel ............................................. :JM47 AdditionalModel(s) .............................. :/ Standard................................................:FCC47CFRPart15SubpartC(Part15.247) IEEE/ANSI/USEMCSCC63.10-2020 DateofReceipt .................................... :2025.11.06 DateofTestDate.................................:2025.11.06-2025.11.28 DateofIssue........................................:2025.11.28 TestResult............................................:Pass Compiledby: (PrintedName+Signature) HuaijieLi Supervisedby: (PrintedName+Signature) DavidHuang Approvedby: (PrintedName+Signature) JayLiu TestingLaboratoryName...................:AiboStandardTechnology(Shenzhen)Co.,Ltd. Address ................................................. : 101,BuildingB,TuoriNewEnergyIndustrialPark,High-techPark, TianliaoCommunity,YutangStreet,GuangmingDistrict,Shenzhen City,GuangdongProvince,China Thistestreportmaybeduplicatedcompletelyforlegalusewiththeapprovaloftheapplicant.Itshouldnotbe reproducedexceptinfull,withoutthewrittenapprovalofourlaboratory.Theclientshouldnotuseittoclaim productendorsementbyAibo.Thetestresultsinthereportonlyapplytothetestedsample.Thetestreport shallbeinvalidwithoutallthesignaturesoftestingengineers,reviewerandapprover.Anyobjectionsmustbe raisedtoAibowithin15dayssincethedatewhenthereportisreceived.Itwillnotbetakenintoconsideration beyondthislimit.Thetestreportmerelycorrespondtothetestsample. FCCID: 2BBNW-JM47 ReportNo.:AB25110027FW01 Page2of35 AiboStandardTechnology(Shenzhen)Co.,Ltd. FCCTESTREPORT TestResultPositive Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. EUT......................................... : Wirelesssmartheadphones TestModel.............................. : JM47 Applicant...............................:ShenZhenXinTuCenturyTechnologyCo.,Ltd Address...................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，HangchengAvenue, HangchengStreet,BaoanDistrict Manufacturer......................... : ShenZhenXinTuCenturyTechnologyCo.,Ltd Address...................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，HangchengAvenue, HangchengStreet,BaoanDistrict FCCID: 2BBNW-JM47 ReportNo.:AB25110027FW01 Page3of35 AiboStandardTechnology(Shenzhen)Co.,Ltd. REPORTVERSION VersionNo.IssueDateDescription 012025.11.28InitialIssue FCCID: 2BBNW-JM47 ReportNo.:AB25110027FW01 Page4of35 AiboStandardTechnology(Shenzhen)Co.,Ltd. TABLEOFCONTENTS 1.GENERALINFORMATION ........................................................................................................................................6 1.1.GENERALDESCRIPTIONOFEUT....................................................................................................................................6 1.2.DESCRIPTIONOFSUPPORTEQUIPMENT......................................................................................................................7 1.3.DESCRIPTIONOFEXTERNALI/O....................................................................................................................................7 1.4.GENERALDESCRIPTIONOFAPPLIEDSTANDARDS........................................................................................................8 1.5.DESCRIPTIONOFTESTFACILITY....................................................................................................................................8 1.6.MEASUREMENTUNCERTAINTY.....................................................................................................................................9 1.7.ENVIRONMENTALCONDITIONS....................................................................................................................................9 1.8.DESCRIPTIONOFTESTMODES....................................................................................................................................10 2.SUMMARYOFTESTRESULT ...............................................................................................................................11 3.MEASUREMENTINSTRUMENTSLIST................................................................................................................12 4.ANTENNAREQUIREMENT.....................................................................................................................................13 5.PSEUDORANDOMFREQUENCYHOPPINGSEQUENCE ................................................................................14 6.CONDUCTEDOUTPUTPOWER...........................................................................................................................15 6.1.LIMIT............................................................................................................................................................................15 6.2.TESTSETUP................................................................................…

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FCCID:2BBNW-JM47ReportNo.:AB25110027FW02 AiboStandardTechnology(Shenzhen)Co.,Ltd. 101,BuildingB,TuoriNewEnergyIndustrialPark,High-techPark,TianliaoCommunity,YutangStreet, GuangmingDistrict,ShenzhenCity,GuangdongProvince,China Tel.:+8675585250797E-mail:[email protected]:www.aibonorm.com FCCTESTREPORT ReportNo..............................................:AB25110027FW02 FCCID ................................................... : 2BBNW-JM47 Applicant ................................................ : ShenZhenXinTuCenturyTechnologyCo.,Ltd Address.................................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，Hangcheng Avenue,HangchengStreet,BaoanDistrict Manufacturer......................................:ShenZhenXinTuCenturyTechnologyCo.,Ltd Address..............................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，Hangcheng Avenue,HangchengStreet,BaoanDistrict ProductName......................................: Wirelesssmartheadphones TradeMark............................................: / TestModel.............................................: JM47 AdditionalModel(s) .............................. : / Standard ................................................ : FCC47CFR§1.1310;FCC47CFR§2.1093 KDB447498D01GeneralRFExposureGuidancev06 DateofReceipt....................................:2025.11.06 DateofTestDate.................................:2025.11.06-2025.11.17 DateofIssue ........................................ :2025.11.28 TestResult ............................................ : Pass Compiledby: (PrintedName+Signature) HuaijieLi Supervisedby: (PrintedName+Signature) DavidHuang Approvedby: (PrintedName+Signature) JayLiu TestingLaboratoryName...................:AiboStandardTechnology(Shenzhen)Co.,Ltd. Address.................................................:101,BuildingB,TuoriNewEnergyIndustrialPark,High-techPark, TianliaoCommunity,YutangStreet,GuangmingDistrict,Shenzhen City,GuangdongProvince,China Thistestreportmaybeduplicatedcompletelyforlegalusewiththeapprovaloftheapplicant.Itshouldnotbe reproducedexceptinfull,withoutthewrittenapprovalofourlaboratory.Theclientshouldnotuseittoclaim productendorsementbyAibo.Thetestresultsinthereportonlyapplytothetestedsample.Thetestreport shallbeinvalidwithoutallthesignaturesoftestingengineers,reviewerandapprover.Anyobjectionsmustbe raisedtoAibowithin15dayssincethedatewhenthereportisreceived.Itwillnotbetakenintoconsideration beyondthislimit.Thetestreportmerelycorrespondtothetestsample. FCCID:2BBNW-JM47ReportNo.:AB25110027FW02 FCCTESTREPORT TestResultPositive Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. EUT......................................... : Wirelesssmartheadphones TestModel.............................. : JM47 Applicant...............................:ShenZhenXinTuCenturyTechnologyCo.,Ltd Address...................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，HangchengAvenue, HangchengStreet,BaoanDistrict Manufacturer......................... : ShenZhenXinTuCenturyTechnologyCo.,Ltd Address...................................: No.5/FA,BuildingA1,AnleIndustrialZone,172，HangchengAvenue, HangchengStreet,BaoanDistrict FCCID:2BBNW-JM47ReportNo.:AB25110027FW02 REPORTVERSION VersionNo.IssueDateDescription 012025.11.28InitialIssue FCCID:2BBNW-JM47ReportNo.:AB25110027FW02 TABLEOFCONTENTS 1.GENERALINFORMATION......................................................................................................................................5 1.1.GENERALDESCRIPTIONOFEUT.....................................................................................................................5 1.2.DESCRIPTIONOFTESTFACILITY.....................................................................................................................6 2.RFEXPOSUREEVALUATION................................................................................................................................7 2.1LIMIT.............................................................................................................................................................................7 2.2EVALUATIONRESULT...................................................................................................................................................8 2.3CONCLUSION................................................................................................................................................................8 FCCID:2BBNW-JM47ReportNo.:AB25110027FW02 1.GENERALINFORMATION 1.1.GENERALDESCRIPTIONOFEUT ProductName:Wirelesssmartheadphones TradeMark:/ TestModel:JM47 AdditionalModel(s):/ ModelDifference:/ HardwareVersion:/ SoftwareVersion:/ PowerSupply:DC5V1AchargedbyAC/DCport Battery3.7V/30mAh EUTSupportsFunction: (Providedbythecustomer) BR TestSample(s)Number:AB25110027FW01-01(EngineerSample) RadioSpecificationSubjecttothisReport FrequencyRange:2402MHz~2480MHz ModulationType:GFSK ChannelSpacing:2MHz ChannelNumber(s):40 AntennaType:ONBOARDAntenna AntennaGain:2.7dBi FCCID:2BBNW-JM47ReportNo.:AB25110027FW02 1.2.DESCRIPTIONOFTESTFACILITY TestLab:AiboStandardTechnology(Shenzhen)Co.,Ltd. Address:101,BuildingB,TuoriNewEnergyIndustrialPark,High-techPark,TianliaoCommunity,Yutang Street,GuangmingDistrict,ShenzhenCity,GuangdongProvince,China Tel.:+8675585250797 E-mail:[email protected] Website:www.aibonorm.com Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: A2LA-LabCertificateNo.:7514.01 AiboStandardTechnology(Shenzhen)Co.,Ltd.hasbeenaccreditedbyA2LAfortechnicalcompetence inthefieldofelectricaltesting,andprovedtobeincompliancewithISO/IEC17025GeneralRequirementsfor theCompetenceofTestingandCalibrationLaboratoriesandanyadditionalprogramrequirementsinthe identifiedfieldoftesting. FCCAccreditedLab. DesignationNumber:CN1411 TestFirmRegistrationNumber:567066 ISEDWirelessDeviceTestingLaboratories CABi…

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ReportNo.:AB25110027 Page5of5

Rev1/26/2023 (ShenZhenXinTuCenturyTechnologyCo.,Ltd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2025-11-26 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BBNW-JM47 [ ShenZhenXinTuCenturyTechnologyCo.,Ltd ]certifiesthattheequipmentforwhichauthorizationis soughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. [ ShenZhenXinTuCenturyTechnologyCo.,Ltd ]certifiesthattheequipmentforwhichauthorizationis soughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc. oranyofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyof itssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB 986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature) (Applicantprintedname)ZhiPengCai Rev1/26/2023 (ShenZhenXinTuCenturyTechnologyCo.,Ltd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2025-11-26 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BBNW-JM47 [ ShenZhenXinTuCenturyTechnologyCo.,Ltd ]certifiesthat,asofthedateofthefilingoftheapplication, theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiaries oraffiliates)asanentityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname)ZhiPengCai

ReportNo.:AB25110027 Page1of5 AppendixDInternalPhotos Leftearphone ReportNo.:AB25110027 Page2of5 BTANT

LabelandInformation FCCLabelSample Size：0.5cm*0.5cm FCCLabelSpecifications TextisBlackincolorandisjustified.Labelsareprintedinindelibleinkonpermanentadhesivebacking orsilk-screenedontotheEUTorshallbeaffixedataconspicuouslocationontheEUT.WheretheEUT isconstructedintwoormoresectionsconnectedbywiresandmarketedtogether,theabovestatement isrequiredtobeaffixedonlytothemaincontrolunit.WhentheEUTissosmallorforsuchusethatitis notpracticabletoplacethestatementonit,theaboveinformationshallbeplacedinaprominentlocation intheinstructionmanualorpamphletsuppliedtotheuseror,alternatively,shallbeplacedonthe containerinwhichthedeviceismarketed. FCCLabelLocation FCCID:2BBNW-JM47

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ReportNo.:AB25110027 Page 1 of 7 AppendixCEUTExternalPhotos Leftearphone ReportNo.:AB25110027 Page 2 of 7 ReportNo.:AB25110027 Page 3 of 7

Application:ShenZhen XinTu Century Technology Co.,Ltd Address:No.5/FA, Building A1, Anle industrial Zone, 172HangchengAvenue,Hangcheng Street,Baoan District,Shenzhen Features SMD, high reliability, ultra Impact, Omni-directional... Part number Information ElectricalSpecification DimensionandTerminalConfiguration (A)ProductType (B)SizeCode (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=04 WorkingFrequencyRange2400~2500MHz Bandwidth120MHz(Min.) PeakGain2.7dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature( °C )-40~85 °C ResistancetoSolderingHeats 10sec.(@280 °C ) TerminationNi/Au(Leadless) 2.4GHz Antenna Antenna _ 1 EvaluationBoardReference PCBDimensionAntennaLayoutReference Unit:mm ElectricalCharacteristics ReturnLoss&Radiation ELECTRICALCHARACTERISTICSS11 Radiation ElectricalCharacteristics Freque ncy EfficPercenGain 2400-1.6472.27%2.38 2450-1.3375.34%2.7 2500-1.5972.98%2.59 2.4GHzAntenna _ TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 16087”4K/Reel 4.0±0.5 4.0±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTψDP PaperType1608 1.90±0.203.50±0.208.0±0.201.75±0.103.5±0.054.0±0.102.0±0.050.75±0.10 1.50±0.10 4.0±0.1 2.4GHzAntenna _ 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 R…

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