2BKFO-JHY-81Wireless Bluetooth earphones

手机显示已连接 Pair. After the connection is successful, the phone displays connected. 四 Voice Assistant: Touch Learphone touch position 3 times four               在待机状态下 In standby mode FCC Caution: 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. JHY-81 JHY-81 JHY-81 JHY-81 Wireless Bluetooth earphones Wireless Bluetooth earphones Wireless Bluetooth earphones Wireless Bluetooth earphones

1/1 USA MEIHUATRADINGINC LETT ER OF ATTESTATION TO: Officeof EngineeringTechnology FederalCommunicationsCommission 7435 OaklandMills Road Columbia,MD 21046 USA MEIHUATRADINGINC for Serviceof Process: CompanyName:USA MEIHUATRADINGINC FRN: 0033406166 ContactName:HarleyQuinn Address:5379 Pine ValleyCt BoulderCO 80301UnitedStates TelephoneNo: 1-312-363-9424 Email:[email protected] Applicant: Companyname:ShenzhenAibaokeTechnologyCo., Ltd ProductDescription:WirelessBluetoothearphones Granteecode:2BKFO FCC ID: 2BKFO-JHY-81 FRN:0035838804 ContactName :Min Wei Email:[email protected] Address:602A,No.28,ThirdIndustrialZone,HoutingCommunity,ShajingStreet,Bao'anDistrict, Shenzhen,China [ShenzhenAibaokeTechnologyCo., Ltd] certifiesthat, as of the date of this filingof the applicationwith the TCB, [USA MEIHUATRADINGINC] is our designatedUS agentfor service of processfor the abovereferencedFCC ID. [ShenzhenAibaokeTechnologyCo., Ltd] accepts to maintainan agentfor no less than one year after the granteehas terminatedall marketing and importationor the conclusionof any commissionrelatedproceedinginvolvingequipment. [USAMEIHUATRADINGINC] accepts,as of the date of the filingof the application,the obligationof the designatedUS agentfor serviceof processfor the abovereferenceFCC ID. The USA MEIHUATRADINGINC for Serviceof Processis awareof and agreesto complywith the requirementsoutlinedin the FCC EquipmentAuthorizationProgram,Reportand OrderFCC 22-84,and clause§ 2.911. The Applicantis awareof and agreesto complywith the requirementsoutlinedin the FCC EquipmentAuthorizationProgram,Reportand OrderFCC 22-84,and clause§ 2.911. This Agreementis valid for permanment. Date: 04 /09 /202 4 Applicant’s Name:MinWeiUS Agent’s Name:Harley Quinn Title:generalmanagerTitle: Manager SignatureSignature

Covered Equipment Identification Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows: We, applicant Company Name: Shenzhen Aibaoke Technology Co., Ltd Address: 602A, No. 28, Third Industrial Zone, Houting Community, Shajing Street, Bao'an District, Shenzhen, China Phone: +86-17053286666 certify that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-09-04 Signature Date Printed Name of Signee / Title: Min Wei / General Manager Company: Shenzhen Aibaoke Technology Co., Ltd Address: 602A, No. 28, Third Industrial Zone, Houting Community, Shajing Street, Bao'an District, Shenzhen, China Phone: +86-17053286666 Fax: N/A Email: [email protected]

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2BKFO-JHY-81 JHY-81 We, applicant Company Name: Shenzhen Aibaoke Technology Co., Ltd Address: 602A, No. 28, Third Industrial Zone, Houting Community, Shajing Street, Bao'an District, Shenzhen, China Phone: +86-17053286666 certify that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-09-04 Signature Date Printed Name of Signee / Title: Min Wei / General Manager Company: Shenzhen Aibaoke Technology Co., Ltd Address: 602A, No. 28, Third Industrial Zone, Houting Community, Shajing Street, Bao'an District, Shenzhen, China Phone: +86-17053286666 Fax: N/A Email: [email protected]

ConfidentialityRequestLetter ForCertificationServiceintheUSA FederalCommunicationCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoParagraphs§0.457and0.459oftheCommission’sRules(47C.F.R.)andSection §552(b)(4)oftheFreedomofInformationAct,werequestconfidentialityforthe documentationofthefollowingproducts: FCCIDModelname 2BKFO-JHY-81JHY-81 Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare:  theOperationalDescription theBlockDiagram theSchematics thePartsLists theTuneUpInformation Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2024-09-04 SignatureDate PrintedNameofSignee/Title:MinWei/generalmanager Company:ShenzhenAibaokeTechnologyCo.,Ltd Address:602A,No.28,ThirdIndustrialZone,HoutingCommunity,ShajingStreet,Bao'an District,Shenzhen,China Phone:+86-17053286666 Fax:N/A Email:[email protected]

FCCID:2BKFO-JHY-81 FCCID:2BKFO-JHY-81 FCCID:2BKFO-JHY-81 FCCID:2BKFO-JHY-81

FCCID:2BKFO-JHY-81 Label Size:10mm*8mm FCCID:2BKFO-JHY-81 LabelLocation

FCCID:2BKFO-JHY-81 FCCID:2BKFO-JHY-81 FCCID:2BKFO-JHY-81 ANT FCCID:2BKFO-JHY-81

RFExposureevaluation FCCID2BKFO-JHY-81 ProductNameWirelessBluetoothearphones ModelNo.JHY-81 ListedModel(s)-- ExposurecategoryGeneralpopulation/uncontrolledenvironment EUTTypeProductionUnit DeviceTypePortableDevice 1.Reference ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposureto RadioFrequencyElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortable DevicesRFExposureProceduresandEquipmentAuthorizationPolicies. FCCCFR47parBMK24041.1310:Radiofrequencyradiationexposurelimits. FCCCFR47part22.1093:Radiofrequencyradiationexposureevaluation:portabledevices 2.Requirement AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1Standalone SARtestexclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposure KDBprocedures,standalone1-gheadorbodyand10-gextremitySARevaluationforgeneral populationexposureconditions,bymeasurementornumericalsimulation,isnotrequired whenthecorrespondingSARTestExclusionThresholdcondition,listedbelow,issatisfied. Thesetestexclusionconditionsarebasedonsource-basedtime-averagedmaximum conductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfortune-uptolerance, andtheminimumtestseparationdistancerequiredfortheexposureconditions.22The minimumtestseparationdistanceisdeterminedbythesmallestdistancefromtheantenna andradiatingstructuresoroutersurfaceofthedevice,accordingtothehostformfactor, exposureconditionsandplatformrequirements,toanypartofthebodyorextremityofauser orbystander(see5)ofsection4.1).ToqualifyforSARtestexclusion,thetestseparation distancesappliedmustbefullyexplainedandjustifiedbytheoperatingconfigurationsand exposureconditionsofthetransmitterandapplicablehostplatformrequirements,typicallyin theSARmeasurementorSARanalysisreport,accordingtotherequiredpublishedRF exposureKDBprocedures.WhennootherRFexposuretestingorreportingisrequired,a statementofjustificationandcompliancemustbeincludedintheequipmentapproval,inlieuof theSARreport,toqualifyfortheSARtestexclusion.Whenrequired,thedevicespecific conditionsdescribedintheotherpublishedRFexposureKDBproceduresmustbesatisfied beforeapplyingtheseSARtestexclusionprovisions;forexample,handheldPTTtwo-way radios,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≤50mm andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto5)insection4.1isappliedto determineSARtestexclusion. Whenoneofthefollowingtestexclusionconditionsissatisfiedforallcombinationsof simultaneoustransmissionconfigurations,furtherequipmentapprovalisnotrequiredto incorporatetransmittermodulesinhostdevicesthatoperateinthemixedmobileandportable hostplatformexposureconditions.Thegranteeisresponsiblefordocumentingthisaccording toClassIpermissivechangerequirements.AntennasthatqualifyforstandaloneSARtest exclusionmustapplytheestimatedstandaloneSARtodeterminesimultaneoustransmission testexclusion. a)The[∑of(thehighestmeasuredorestimatedSARforeachstandaloneantenna configuration,adjustedformaximumtune-uptolerance)/1.6W/kg]+[∑ofMPEratios]is≤ 1.0. b)TheSARtopeaklocationseparationratiosofallsimultaneouslytransmittingantennapairs operatinginportabledeviceexposureconditionsareall≤0.04,andthe[∑ofMPEratios]is≤ 1.0. 3.ConductedPeakOutputPower ModulationPacketTypeChannel PeakOutput Power (dBm) PeakOutput Power (mW) GFSKDH5 02.831.918 392.511.781 782.141.636 π/4DQPSK2-DH5 03.272.124 393.122.051 782.791.900 8DPSK3-DH5 03.432.204 393.352.165 783.022.003 ModulationPacketTypeChannel PeakOutput Power (dBm) PeakOutput Power (mW) GFSKBLE1M 02.621.83 192.341.71 391.931.56 GFSKBLE2M 02.711.87 192.591.82 392.181.65 4.ManufacturingTolerance DH5 ChannelChannel0Channel39Channel78 Target(dBm)222 Tolerance±(dB)1.01.01.0 2DH5 ChannelChannel0Channel39Channel78 Target(dBm)332 Tolerance±(dB)1.01.01.0 3DH5 ChannelChannel0Channel39Channel78 Target(dBm)333 Tolerance±(dB)1.01.01.0 LE ChannelChannel0Channel19Channel39 Target(dBm)221 Tolerance±(dB)1.01.01.0 2LE ChannelChannel0Channel19Channel39 Target(dBm)222 Tolerance±(dB)1.01.01.0 5.EvaluationResult Band/Modef(GHz) Antenna Distance (mm) RFoutputpower SARTest Exclusion Threshold SARTest Exclusion dBmmW EDR2.480542.510.7911<3.0Yes BLE2.4805320.6233<3.0Yes Remark: 1.Outputpowerincludingtuneuptolerance; 2.Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmaccordingtof)in section4.1isappliedtodetermineSARtestexclusion. 6.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolled RFExposureandSARExclusionThresholdperKDB447498D01V06. ------Endofthereport------

ReportNo.:CISRR24081007302 —1— AppendixB ReportNo.: CISRR24081007302 FCCID: 2BKFO-JHY-81 ProductName: WirelessBluetoothearphones ModelNo.:JHY-81 TestEngineer:MarkFu Supervisedby:RoryHuang ReportNo.:CISRR24081007302 —2— 1)DutyCycle TestResult ModeChannelOnTime(ms)Period(ms)DutyCycle(%) DutyCycle (linear) DutyCycle Factor(dB) 1/T BLE1M 02.1342.50085.370.85370.68690.47 192.1332.49985.370.85370.6869 0.47 392.1332.49985.370.85370.6869 0.47 BLE2M 01.0812.49943.270.43273.63810.93 191.0812.49943.270.43273.63810.93 391.0812.49943.270.43273.63810.93 TestGraphs BLE1M_Channel0 ReportNo.:CISRR24081007302 —3— BLE1M_Channel19 BLE1M_Channel39 ReportNo.:CISRR24081007302 —4— BLE2M_Channel0 BLE2M_Channel19 ReportNo.:CISRR24081007302 —5— BLE2M_Channel39 ReportNo.:CISRR24081007302 —6— 2)PowerSpectralDensity TestResult ModeChannelPSD(dBm/3kHz)Limit(dBm/3kHz)Result BLE1M0-14.059≤8PASS BLE1M19-14.688≤8PASS BLE1M39-14.862≤8PASS BLE2M0-17.582≤8PASS BLE2M19-17.935≤8PASS BLE2M39-17.406≤8PASS TestGraphs BLE1M_Channel0BLE2M_Channel0 BLE1M_Channel19BLE2M_Channel19 ReportNo.:CISRR24081007302 —7— BLE1M_Channel39BLE2M_Channel39 ReportNo.:CISRR24081007302 —8— 3)ConductedOutputPower TestResult ModeChannel PeakOutputPower (dBm) PeakOutputPower (mW) Limit (dBm) Result BLE1M 02.621.83≤30PASS 192.341.71≤30PASS 391.931.56≤30PASS BLE2M 02.711.87≤30PASS 192.591.82≤30PASS 392.181.65≤30PASS TestGraphs PeakOutputPower BLE1M_Channel0 PeakOutputPower BLE1M_Channel19 PeakOutputPower BLE1M_Channel39 PeakOutputPower BLE2M_Channel0 ReportNo.:CISRR24081007302 —9— PeakOutputPower BLE2M_Channel19 PeakOutputPower BLE2M_Channel39 ReportNo.:CISRR24081007302 —10— 4)99%Bandwidth TestResult ModeChannelCenterFrequency(MHz)99%BW(MHz) BLE1M024021.0308 BLE1M1924401.0344 BLE1M3924801.0332 BLE2M024022.0512 BLE2M1924402.0628 BLE2M3924802.0548 TestGraphs BLE1M_Channel0BLE2M_Channel0 BLE1M_Channel19BLE2M_Channel19 ReportNo.:CISRR24081007302 —11— BLE1M_Channel39BLE2M_Channel39 ReportNo.:CISRR24081007302 —12— 5)6dBBandwidth TestResult ModeChannel CenterFrequency (MHz) 6dBBandwidth (MHz) Limit (MHz) Result BLE1M 024020.6600 ≥0.5 PASS 1924400.6700PASS 3924800.6600PASS BLE2M 024021.150PASS 1924401.150PASS 3924801.150PASS TestGraphs BLE1M_Channel0BLE2M_Channel0 BLE1M_Channel19BLE2M_Channel19 ReportNo.:CISRR24081007302 —13— BLE1M_Channel39BLE2M_Channel39 ReportNo.:CISRR24081007302 —14— 6)ConductedOutOfBandEmission TestResult ModeChannel OOBEmission Frequency (MHz) OOBEmission Level (dBm) Limit (dBm) OverLimit (dB) Result BLE1M 0 2399.00-41.233-17.6-23.633PASS 2400.00-49.467-17.6-31.867PASS 7205.10-41.073-17.6-23.473PASS 199753.73-39.742-17.94-21.802PASS 39 2483.50-46.800-18.35-28.450PASS 9914.37-38.444-18.35-20.094PASS BLE2M 0 2400.00-32.252-17.69-14.562PASS 7204.30-40.229-17.69-22.539PASS 199753.73-40.202-17.91-22.292PASS 39 2483.50-50.760-18.55-32.210PASS 9914.37-38.419-18.55-19.869PASS TestGraphs In-BandReferenceLevel BLE1M_Channel0 In-BandReferenceLevel BLE2M_Channel0 OutOfBandEmissionOutOfBandEmission ReportNo.:CISRR24081007302 —15— BLE1M_Channel0BLE2M_Channel0 30.0MHz-25000.0MHz BLE1M_Channel0 30.0MHz-25000.0MHz BLE2M_Channel0 In-BandReferenceLevel BLE1M_Channel19 In-BandReferenceLevel BLE2M_Channel19 30.0MHz-25000.0MHz BLE1M_Channel19 30.0MHz-25000.0MHz BLE2M_Channel19 ReportNo.:CISRR24081007302 —16— In-BandReferenceLevel BLE1M_Channel39 In-BandReferenceLevel BLE2M_Channel39 OutOfBandEmission BLE1M_Channel39 OutOfBandEmission BLE2M_Channel39 30.0MHz-25000.0MHz BLE1M_Channel39 30.0MHz-25000.0MHz BLE2M_Channel39

ReportNo.:CISRR24081007302 Page:1of27 TESTREPORT ReportNo.:CISRR24081007302 ProjectNo.CISR240810073 FCCID 2BKFO-JHY-81 Applicant:ShenzhenAibaokeTechnologyCo.,Ltd Address:602A,No.28,ThirdIndustrialZone,HoutingCommunity,ShajingStreet,Bao'an District,Shenzhen,China ManufacturerShenzhenAibaokeTechnologyCo.,Ltd Address 602A,No.28,ThirdIndustrialZone,HoutingCommunity,ShajingStreet,Bao'an District,Shenzhen,China ProductName:WirelessBluetoothearphones TradeMark:-- Model/Typereference:JHY-81 ListedModel(s):-- Standard:Part15SubpartCSection15.247 Testdate:August10,2024~August15,2024 IssuedateAugust17,2024 Testresult:Complied Preparedby:RoryHuangApprovedby:GenryLong Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. ReportNo.:CISRR24081007302 Page:2of27 Contents 1.REPORTVERSION.........................................................................................................................................3 2.SUMMARYOFTESTRESULT.......................................................................................................................4 3.SUMMARY.....................................................................................................................................................5 3.1.ProductDescription....................................................................................................................................5 3.2.RadioSpecificationDescription................................................................................................................5 3.3.ModificationofEUT.....................................................................................................................................6 3.4.TestingSite...................................................................................................................................................6 3.5.FieldStrengthCalculation..........................................................................................................................6 3.6.DISTURBANCECalculation........................................................................................................................6 4.TESTCONFIGURATION.............................................................................................................................7 4.1.Testfrequencylist.......................................................................................................................................7 4.2.Testmode.....................................................................................................................................................7 4.3.Supportunitusedintestconfigurationandsystem...............................................................................7 4.4.Testsampleinformation.............................................................................................................................7 4.5.Testingenvironmentalcondition...............................................................................................................8 4.6.Statementofthemeasurementuncertainty.............................................................................................8 4.7.EquipmentUsedduringtheTest...............................................................................................................9 5.TESTCONDITIONSANDRESULTS.....................................................................................................10 5.1.AntennaRequirement...............................................................................................................................10 5.2.ACConductedEmission...........................................................................................................................11 5.3.PeakOutputPower....................................................................................................................................14 5.4.6dBBandwidth..........................................................................................................................................15 5.5.99%OccupiedBandwidth.........................................................................................................................16 5.6.Powerspectraldensity..............................................................................................................................17 5.7.ConductedBandedgeandSpuriousEmission.....................................................................................18 5.8.RadiatedBandedgeEmission.................................................................................................................19 5.9.RadiatedSpuriousEmission....................................................................................................................21 5.10.DutyCycleCorrectionFactor(DCCF)...................................................................................................26 6.TESTSETUPPHOTOS............................................................................................................................27 7.EXTERNALANDINTERNALPHOTOSOFTHEEUT........................................................................27 7.1Externalphotos...........................................................................................................................................27 7.2Internalphotos............................................................................................................................................27 ReportNo.:CISRR24081007302 Page:3of27 1.REPORTVERSION VersionNo.IssuedateDescription 00August17,2024Original ReportNo.:CISRR24081007302 Page:4of27 2.SUMMARYOFTESTRESULT Report clause TestItemStandardRequirementResult 5.1AntennaRequirement15.203/15.247(c)PASS 5.2ACConductedEmission15.207PASS 5.3PeakOutputPower15.247(b)(3)PASS 5.46dBBandwidth15.247(a)(2)PASS 5.599%OccupiedBandwidth-PASS *1 5.6Powerspectrald…

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FCCID:2BKFO-JHY-81 RadiatedEmission Below1GHz: Above1GHz: FCCID:2BKFO-JHY-81 ACConductedEmission