2A327-STONETWS Bluetooth Earphone

Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

2023-9-21

1/12 DD321606-CD规格书 SPECIFICATION DESCRIPTION ChipAntenna PARTNO. DD321606-CD VERSION V1.1 Dongguan Dongdian Acoustics Co., Ltd Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 2 /12 Contents 1.NamingRules3 2.AntennaSpecification4 3.AntennaDimension5 4.TestData6-8 5.LayoutGuide9 6.SolderingConditions10 7.PackagingInformation 11-12 Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 3 /12 1.NamingRules Type：DD-ABCDEF-GH 1.DD：ShortcutforDongDianTechnology 2.ABCDEF ： ABLength(mm)CD ： Width(mm) EFHeight(mm) Forexample:5020105.0mm*2.0mm 3.G：Material（C-CeramicP-Polymer） 4.H：Feeding（S-SingleD-Dual） Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City , Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 4 /12 2.AntennaSpecification OutlineDimensions3.2x1.6x0.6(mm) GroundPlane 3.2x1.6(mm) FrequencyRange2.4GHz~2.5GHz Impedance50OhmNominal Bandwidth (under-10dBreturnloss) 100MHz(Typ.) RadiationOmni-directional PeakGain 1.75 dBi (Typ.) Efficiency 60%(Typ.) PolarizationLinearPolarization StorageTemp -40°C~+85°C Color Brown Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 5 /12 3.AntennaDimension TypeLWTa DD3216 3.2 ±0.2 1.6 ±0.2 0.6 ±0.2 0.4 ±0.2 TypeW1W2W3W4 DD3216 0.4 ±0.2 0.4 ±0.2 2.4 ±0.2 1.6 ±0.2 Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 6 /12 4.TestData: 4.1ELECTRICALCHARACTERISTICSS11 Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City , Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 7 /12 4.2RadiationPattern EfficiencyPeakGainDirectivity 2400MHz57.45%1.3dBi2.45dBi 2450MHz60.65%1.75dBi2.89dBi 2500MHz56.75%1.45dBi2.23dBi Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 8 /12 ChamberCoordinateSystem Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 9 /12 5.LayoutGuide: SolderLandPattern: Landpatternforsoldering(blackmarkingareas)isas shownbelow.Matchingcircuitisneededforgood performance,whencustomer’sdeviceisdifferent. Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 10 /12 6.SolderingConditions: TTypicalSolderingProfileforLead-freeProcess Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City , Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 11 /12 7.TapingSpecifications: TapeDimensions(Unit:mm)&Quantity T TypeAA’BCDEFT Qantity/ Reel Type Material DD3216 4.0 ±0.1 4.0 ±0.1 1.95 ±0.1 3.50 ±0.1 2.0 ±0.05 3.5 ±0.1 8.0 ±0.1 0.85 ±0.1 4,000pcs Plastic (Embossed) ReelDimensions(Unit:mm) TypeABCDEF DD3216 2.3 ±0.5 17 ±0.5 13.5 ±0.5 178 ±1 75 ±3 1.4 ±0.2 Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City , Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City 12 /12 LeaderandTrailerTape SolderingConditions: (1)Temperature:5~35°C,relativehumidity(RH):45~75%. (2)Non-corrosiveenvironment Dongguan Dongdian Acoustics Co., Ltd. Building 72B, Yi'an Industrial City, Yi'an West Road, Yantian Village, Fenggang Town, Dongguan City

ExternalPhotos left Right

Model:ST ONE SN:TPOCHA001678B FCC ID: 2A327-STONE Made in China / 中国制造 Shen Zhen Three Peaches Technology Co., LTD 深圳市三颗桃科技有限公司 Model / 型号: ST ONE SN: TPOCHA001678B 240mAh , 0.88Wh FCC ID: 2A327-STONE Model:ST ONE SN:TPOCHA001678B FCC ID: 2A327-STONE LR 7 * 2.2mm7 * 2.2mm 15 * 5.3mm 16 * 6.4mm Charging boxEarphone Wireless Bluetooth earphones:ST ONE

InternalPhotos Left ANT Right

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.:CQASZ20230901689E-02 Applicant: ShenzhenThreePeachesTechnologyCo.,Ltd AddressofApplicant: Rm507,Building1,BaoxingZhihuiCity,No.650,ZhoushiRd, ZhongwuCommunity,HangchengStreet,BaoanDistrict,Shenzhen,China EquipmentUnderTest(EUT): EUTName: TWSBluetoothEarphone ModelNo.: STONE,STTWO,STTHREE,STFOUR,STFIVE,STSIX,STSEVEN, STEIGHT,STNINE TestModelNo.: STONE BrandName: FCCID:2A327-STONE Standards: 47CFRPart1.1307 47CFRPart2.1093 KDB447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2023-09-14 DateofTest: 2023-09-14to2023-09-21 DateofIssue:2023-09-27 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-02 Page:2of7 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20230901689E-02Rev.01 Initialreport 2023-09-27 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-02 Page:3of7 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBT......................................................................................................................................4 4SAREVALUATION...........................................................................................................................................................5 4.1RFEXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................5 4.1.1StandardRequirement......................................................................................................................................5 4.1.2Limits....................................................................................................................................................................5 4.1.3EUTRFExposure..............................................................................................................................................7 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-02 Page:4of7 3GeneralInformation 3.1ClientInformation Applicant: ShenzhenThreePeachesTechnologyCo.,Ltd AddressofApplicant: Rm507,Building1,BaoxingZhihuiCity,No.650,ZhoushiRd, ZhongwuCommunity,HangchengStreet,BaoanDistrict,Shenzhen,China Manufacturer: ShenzhenThreePeachesTechnologyCo.,Ltd AddressofManufacturer: Rm507,Building1,BaoxingZhihuiCity,No.650,ZhoushiRd, ZhongwuCommunity,HangchengStreet,BaoanDistrict,Shenzhen,China Factory: ShenzhenWaytronicXunjieElectronicsCo.,Ltd AddressofFactory: Room202,No.145-5,FuruiRoad,Xintiancommunity,Fuhaistreet,Baoan District,Shenzhen 3.2GeneralDescriptionofEUT ProductName: TWSBluetoothEarphone ModelNo.: STONE,STTWO,STTHREE,STFOUR,STFIVE,STSIX,STSEVEN, STEIGHT,STNINE TestModelNo.: STONE TradeMark: SoftwareVersion: AD6973D4_V2.3.0 HardwareVersion: ZY-D28-V2.1 PowerSupply: Li-ionbattery:DC3.7V240mAh,ChargebyDC5Vforadapter 3.3GeneralDescriptionofBT OperationFrequency:2402MHz~2480MHz ModulationType:GFSK,π/4DQPSK TransferRate:1Mbps/2Mbps NumberofChannel:79 ProductType:MobilePortable AntennaType: Chipantenna AntennaGain: 1.75dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-02 Page:5of7 4SAREvaluation 4.1RFExposureComplianceRequirement 4.1.1StandardRequirement 447498D04InterimGeneralRFExposureGuidancev01 3.2.SARTestReductionGuidance SARtestreductionprocedures[Glossary]allowusingaparticularsetoftestdataasrepresentative ofother,similar,testconditions.Thismaybeappliedfordatawithindifferenttestpositions(e.g.body, head,extremity),wirelessmodes(e.g.Wi-Fi,cellular),andfrequencybands.Thistestreductionprocess providesfortheuseoftestdataforonespecificchannel,whilereferencingtothosedatafordemonstrating complianceinotherrequiredchannelsforeachtestpositionofanexposurecondition,withintheoperating modeofafrequencyband.Thisislimitedspecificallytowhenthereported1-gor10-gSARforthemid- bandorhighestoutputpowerchannelmeetsanyofthefollowingconditions. 4.1.2Limits SAR-basedthresholdsarederivedbasedonfrequency,power,andseparationdistanceoftheRF source.Theformuladefinesthethresholdsingeneralforeitheravailablemaximumtimeaveragedpoweror maximumtime-averagedERP,whicheverisgreater. IftheERPofadeviceisnoteasilydetermined,suchasforaportabledevicewithasmallform factor,theapplicantmayusetheavailablemaximumtime-averagedpowerexclusivelyifthe deviceantennaorradiatingstructuredoesnotexceedanelectricallengthofλ/4. Asfordeviceswithanten…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:61of77 Testmode:TransmittingHorizontal Remark: ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: Factor=AntennaFactor+CableFactor–PreamplifierFactor, Level=ReadLevel+Factor, OverLimit=Level-LimitLine. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:62of77 5.11.2TransmitterEmissionabove1GHz Worsecasemode:GFSK(DH5)Testchannel:Lowest Frequency Meter Reading Factor Emission Level LimitsOver Detector Type Ant.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 239055.62-9.246.4274-27.58PeakH 240057.06-9.3947.6774-26.33PeakH 480451.40-4.3347.0774-26.93PeakH 720649.081.0150.0974-23.91PeakH 239054.12-9.244.9274-29.08PeakV 240055.83-9.3946.4474-27.56PeakV 480454.21-4.3349.8874-24.12PeakV 720650.191.0151.2074-22.80PeakV Worsecasemode:GFSK(DH5)Testchannel:Middle Frequency Meter Reading Factor Emission Level LimitsOver Detector Type Ant.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 488253.08-4.1148.9774-25.03peakH 732349.561.5151.0774-22.93peakH 488251.90-4.1147.7974-26.21peakV 732350.091.5151.6074-22.40peakV Worsecasemode:GFSK(DH5)Testchannel:Highest Frequency Meter ReadingFactor Emission LevelLimitsOver Detector TypeAnt.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 2483.555.49-9.2946.2074-27.80PeakH 496050.99-4.0446.9574-27.05PeakH 744048.551.5750.1274-23.88PeakH 2483.553.59-9.2944.3074-29.70PeakV 496050.99-4.0446.9574-27.05PeakV 744048.351.5749.9274-24.08PeakV ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:63of77 Worsecasemode: π/4DQPSK(2DH5) Testchannel:Lowest Frequency Meter ReadingFactor Emission LevelLimitsOver Detector TypeAnt.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 239055.35-9.246.1574-27.85PeakH 240056.34-9.3946.9574-27.05PeakH 480452.41-4.3348.0874-25.92PeakH 720648.721.0149.7374-24.27PeakH 239055.85-9.246.6574-27.35PeakV 240057.13-9.3947.7474-26.26PeakV 480454.16-4.3349.8374-24.17PeakV 720649.771.0150.7874-23.22PeakV Worsecasemode: π/4DQPSK(2DH5) Testchannel:Middle Frequency Meter Reading Factor Emission Level LimitsOver Detector Type Ant.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 488252.68-4.1148.5774-25.43peakH 732349.031.5150.5474-23.46peakH 488252.81-4.1148.7074-25.30peakV 732350.501.5152.0174-21.99peakV Worsecasemode: π/4DQPSK(2DH5) Testchannel:Highest Frequency Meter ReadingFactor Emission LevelLimitsOver Detector TypeAnt.Pol. (MHz)(dBμV)(dB)(dBμV/m)(dBμV/m)(dB) H/V 2483.554.73-9.2945.4474-28.56PeakH 496052.27-4.0448.2374-25.77PeakH 744049.941.5751.5174-22.49PeakH 2483.554.31-9.2945.0274-28.98PeakV 496049.66-4.0445.6274-28.38PeakV 744049.321.5750.8974-23.11PeakV Remark: 1)ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: FinalTestLevel=ReceiverReading+AntennaFactor+CableFactor–PreamplifierFactor 2)Scanfrom9kHzto25GHz,thedisturbanceabove10GHzandbelow30MHzwasverylow.Asshownin thissection,forfrequenciesabove1GHz,thefieldstrengthlimitsarebasedonaveragelimits.However, thepeakfieldstrengthofanyemissionshallnotexceedthemaximumpermittedaveragelimitsspecified abovebymorethan20dBunderanyconditionofmodulation.So,onlythepeakmeasurementswere showninthereport. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:64of77 3) 6Photographs-EUTTestSetup 6.1RadiatedEmission 9KHz~30MHz: Right 30MHz~1GHz: Right ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:65of77 Above1GHz: Right 6.2ConductedEmission ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:66of77 7Photographs-EUTConstructionalDetails ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:67of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:68of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:69of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:70of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:71of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:72of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:73of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:74of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:75of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:76of77 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20230901689E-01 Page:77of77 ***ENDOFREPORT***

TestPhotos(Rightearphone) 9KHz~30MHz: 30MHz~1GHz: Above1GHz: 1.1 ConductedEmission