2BK57-FIFINEMIC12Wireless Earphones

ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD

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Application Details

Equipment Class: DSS - Part 15 Spread Spectrum Transmitter
Date of Grant: Sep 28, 2024
Application Purpose: Original Equipment
Date of Application: Sep 28, 2024
Equipment Note: Wireless Earphones
Frequency Range: 2402.00000000 - 2480.00000000
Company: ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD
Country: China

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 9/25/2024 U.S. Agent Designation ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BK57-FIFINEMIC12): Name and company of U.S. agent: FCC US Agent, LLC Physical U.S. address of agent: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA FRN of U.S. agent: 0033402884 Email address of U.S. agent: [email protected] FCC US Agent, LLC acknowledges their obligation to accept service of process on behalf of ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD. ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD with the FRN 0035963792 accepts its obligation to maintain an agent 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). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. 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. S incerely, Signature Yun Yi Li Manager ZHAOQING JUNFENG INTERNATIONAL TRADE CO., LTD Signature Tim Payne Manager FCC US Agent, LLC 48_[model] US_Agent_2.911(d)(7)-U, V05

External Photos

ID Label/Location Info

Page1of1FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity LABELANDLOCATION (Size:L0.5cmxW1.0cm) LabelLocation WirelessEarphones Model:C6 FCCID:2BK57-FIFINEMIC12

Internal Photos

RF Exposure Info

Page1of4FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCRFExposureEvaluation 1.ProductInformation Productname:WirelessEarphones TestModel:C6 AdditionalModelNo.:C6W,C6P,C6G,C6B,C6R,C6proC6pro-W,C6pro-P, C6pro-G,C6pro-B,C6pro-R,C6neo,C6neo-W,C6neo-P, C6neo-G,C6neo-B,C6neo-R ModelDeclaration:PCBboard,structureandinternalofthesemodel(s)arethe same,Sonoadditionalmodelsweretested Ratings:HeadsetInput:DC5V,40mA,MAX0.2W DC3.7VbyRechargeableLi-ionBattery,50mAh ChargingcaseInput:DC5V,350mA DC3.7VbyRechargeableLi-ionBattery,400mAh HardwareVersion:/ SoftwareVersion:/ BluetoothFrequencyRange:2402MHz~2480MHz ChannelNumber:79channelsforBluetoothV5.3(DSS) ChannelSpacing:1MHzforBluetoothV5.3(DSS) ModulationType:GFSK,π/4-DQPSK,8-DPSKforBluetoothV5.3(DSS) BluetoothVersion:V5.3 AntennaDescription:CeramicAntenna,3.0dBi(Max.) Exposurecategory:Generalpopulation/uncontrolledenvironment EUTType:ProductionUnit DeviceType:PortableDevice Page2of4FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2.EvaluationmethodandLimit AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSAR testexclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDB procedures,standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulation exposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition,listedbelow,issatisfied.Thesetest exclusionconditionsarebasedonsource-basedtime-averagedmaximumconductedoutputpower oftheRFchannelrequiringevaluation,adjustedfortune-uptolerance,andtheminimumtest separationdistancerequiredfortheexposureconditions.22Theminimumtestseparationdistance isdeterminedbythesmallestdistancefromtheantennaandradiatingstructuresoroutersurfaceof thedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements,toany partofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSARtest exclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbythe operatingconfigurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,typicallyintheSARmeasurementorSARanalysisreport,accordingtotherequired publishedRFexposureKDBprocedures.WhennootherRFexposuretestingorreportingis required,astatementofjustificationandcompliancemustbeincludedintheequipmentapproval,in lieuoftheSARreport,toqualifyfortheSARtestexclusion.Whenrequired,thedevicespecific conditionsdescribedintheotherpublishedRFexposureKDBproceduresmustbesatisfiedbefore applyingtheseSARtestexclusionprovisions;forexample,handheldPTTtwo-wayradios,handsets, laptops&tabletsetc.“ [(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,adistanceof5mmaccordingtof)insection4.1isappliedto determineSARtestexclusion. Whenoneofthefollowingtestexclusionconditionsissatisfiedforallcombinationsof simultaneoustransmissionconfigurations,furtherequipmentapprovalisnotrequiredto incorporatetransmittermodulesinhostdevicesthatoperateinthemixedmobileandportablehost platformexposureconditions.ThegranteeisresponsiblefordocumentingthisaccordingtoClassI permissivechangerequirements.AntennasthatqualifyforstandaloneSARtestexclusionmust applytheestimatedstandaloneSARtodeterminesimultaneoustransmissiontestexclusion. a)The[∑of(thehighestmeasuredorestimatedSARforeachstandaloneantennaconfiguration, adjustedformaximumtune-uptolerance)/1.6W/kg]+[∑ofMPEratios]is≤1.0. b)TheSARtopeaklocationseparationratiosofallsimultaneouslytransmittingantennapairs operatinginportabledeviceexposureconditionsareall≤0.04,andthe[∑ofMPEratios]is≤ 1.0. 3.ReferEvaluationMethod ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadio FrequencyElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevices RFExposureProceduresandEquipmentAuthorizationPolicies. FCCCFR47part11.1310:Radiofrequencyradiationexposurelimits. FCCCFR47part22.1093:Radiofrequencyradiationexposureevaluation:portabledevices Page3of4FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 4.ConductedPowerResults <BT> ModeChannelFrequency(MHz)PeakConductedOutputPower(dBm) GFSK 02402-0.28 3924410.13 782480-0.60 π/4DQPSK 024020.67 392441-0.83 7824800.68 8DPSK 024020.77 3924410.02 7824800.58 5.ManufacturingTolerance <BT> GFSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 π/4DQPSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 8DPSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 Page4of4FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 6.EvaluationResults 6.1StandaloneEvaluation Ba…

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Test Report

2.4GHz3216ChipAntenna:3216F245M02 第 1 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 3216Chipantenna ForBluetooth/WLANApplicationsd P/N:RANT3216F245M02 Dimension(mm) L3.23±0.20 W1.66±0.20 T1.23±0.20 2.4GHz3216ChipAntenna:3216F245M02 第 2 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 PartNumberInformation RANT 3216F245M02 ABCDEF A ProductSeriesAntenna BDimensionLxW3.2X1.6mm(+-0.2mm) CMaterialHighKmaterial D WorkingFrequency2.4~2.5GHz E FeedingmodeMonopole&SingleFeeding F AntennatypeType=02 1.ElectricalSpecification Specification PartNumberRANT3216F245M02 CentralFrequency2450MHz Bandwidth100(Min.)MHz ReturnLoss-6.5(Max)dB PeakGain3dBi Impedance50Ohm OperatingTemperature -40～+85°C MaximumPower4W ResistancetoSolderingHeats 10(@260 °C ) sec. PolarizationLinear AzimuthBeamwidthOmni-directional TerminationCu/Sn(Leadless) Remark:Bandwidth&PeakGainwasmeasuredunderevaluationboardofnextpage 2.4GHz3216ChipAntenna:3216F245M02 第 3 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 2.RecommendedPCBPattern EvaluationBoardDimension Unit:mm SuggestedMatchingCircuit 2.4GHz3216ChipAntenna:3216F245M02 第 4 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 LayoutDimensionsinClearancearea ( Size=5.2*5.0mm ) 50ohmtransmissionLine MatchingCircuit FootPrint(Unit:mm) 2.4GHz3216ChipAntenna:3216F245M02 第 5 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 3.MeasurementResults ReturnLoss 2.4GHz3216ChipAntenna:3216F245M02 第 6 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 RadiationPattern Y X Z Efficiency 2400MHz55.21% 2450MHz66.45% 2500MHz57.53% 2.4GHz3216ChipAntenna:3216F245M02 第 7 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 4.ReliabilityandTestCondictions ITEMREQUIREMENTSTESTCONDITION Solderability 1.Wettingshallexceed90%coverage 2.Novisiblemechanicaldamage TEMP(°C) 230°C 4±1sec. 150 °C 60sec Pre-heatingtemperature:150°C/60sec. Soldertemperature:230±5°C Duration:4±1sec. Solder:Sn-Ag3.0-Cu0.5 Fluxforleadfree:rosin Solderheat Resistance 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% TEMP(°C) 260°C 10±0.5sec. 150°C 60sec Pre-heatingtemperature:150°C/60sec. Soldertemperature:260±5°C Duration:10±0.5sec. Solder:Sn-Ag3.0-Cu0.5 Fluxforleadfree:rosin Component Adhesion (Pushtest) 1.Novisiblemechanicaldamage Thedeviceshouldbereflow soldered(230±5°Cfor10sec.)toatinned coppersubstrateAdynometerforce gaugeshouldbeappliedthesideofthe component.Thedevicemustwith-ST-F 0.5Kgwithoutfailureofthetermination attachedtocomponent. Component Adhesion (Pulltest) 1.Novisiblemechanicaldamage Insert10cmwireintotheremainingopen eyebend,theendsofevenwirelengths upwardandwindtogether. Terminalshallnotberemarkably damaged. 2.4GHz3216ChipAntenna:3216F245M02 第 8 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 Thermalshock 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% Phase Temperature( °C ) Time(min) 1 +85±5°C 30±3 2 RoomWithin Temperature3sec 3 -40±2 °C 30±3 4 RoomWithin Temperature3sec +85 °C =>30±3min -40 °C =>30±3min Testcycle:10cycles Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Resistanceto High Temperature 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:85±5 °C Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Resistanceto Low Temperature 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:-40±5 °C Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Humidity 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:40±2°C Humidity:90%to95%RH Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. 5.SolderingandMounting Mildlyactivatedrosinfluxesarepreferred.Theminimumamountofsoldercan leadtodamagefromthestressescausedbythedifferenceincoefficientsof expansionbetweensolder,chipandsubstrate.Theterminationsaresuitable forallwaveandre-flowsolderingsystems.Ifhandsolderingcannotbe avoided,thepreferredtechniqueistheutilizationofhotairsolderingtools. ReflowSoldering PRE-HEATING 250~260 230 180 150 SOLDERING 10smax. NATURAL COOLING IronSoldering PRE-HEATINGSOLDERINGNATURAL COOLING 60~120s30~60s TIME(sec.) TIME(sec.) Recommendedtemperatureprofilesforre-flowsolderinginFigure1. Productsattachmentwithasolderingironisdiscouragedduetotheinherent processcontrollimitations.Intheeventthatasolderingironmustbe employedthefollowingprecautionsarerecommended. within3s 350 150 Over60s Gradualcooling 300 T E M P E R A T U R E ( ° C ) T E M P E R A T U R E ( ° C ) 2.4GHz3216ChipAntenna:3216F245M02 第 9 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 1.593.511.80 ‧Preheatcircuitandproductsto150°C ‧Nevercontacttheceramicwiththeirontip ‧Usea20wattsolderingironwithtipdiameterof1.0mm ‧280°Ctiptemperature(max) ‧1.0mmtipdiameter(max) ‧Limitsolderingtimeto3sec. 6.PackagingInformation TapeSpecification: ReelSpecification:(7’’,Φ180mm) 2.4GHz3216ChipAntenna:3216F245M02 第 10 页共 10 页咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 TapeWidth(mm)A(mm)B(mm)C(mm)D(mm)Chip/Reel(pcs) 89.0±0.560±213.5±0.5178±23000 7.StorageandTransportationInformation StorageConditions Tomaintainthesolderabilityofterminalelectrodes: 1.Temperatureandhumidityconditions:-10~40°Cand30~70%RH. 2.Recommendedproductsshouldbeusedwithin6monthsfromthetimeof delivery. 3.Thepackagingmaterialshouldbekeptwherenochlorineorsulfurexists intheair. TransportationConditions 1.Productsshouldbehandledwithcaretoavoiddamageorcontamination fromperspirationandskinoils. 2.Theuseoftweezersorvacuumpickupisstronglyrecommendedfor individualcomponents. 3.Bulkhandlingshouldensur…

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Test Report

Page 1 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity AppendixA RF Test Data for BT (ConductedMeasurement) ProductName:WirelessEarphones Test Model:C6 EnvironmentalConditions Temperature: 23.8  C RelativeHumidity:52.1% ATM Pressure:100.0 kPa Test Engineer:Jose Zhu Supervisedby:Nick Peng Page 2 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity A.1 -20dBBandwidth ConditionModeFrequency(MHz)Antenna-20 dB Bandwidth(MHz)Limit -20 dB Bandwidth(MHz)Verdict NVNT1-DH52402Ant10.995N/APass NVNT1-DH52441Ant10.998N/APass NVNT1-DH52480Ant11.015N/APass NVNT2-DH52402Ant11.282N/APass NVNT2-DH52441Ant11.286N/APass NVNT2-DH52480Ant11.288N/APass NVNT3-DH52402Ant11.284N/APass NVNT3-DH52441Ant11.311N/APass NVNT3-DH52480Ant11.297N/APass Page 3 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity Test Graphs -20dBBandwidthNVNT1-DH52402MHzAnt1 -20dBBandwidthNVNT1-DH52441MHzAnt1 Page 4 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity -20dBBandwidthNVNT1-DH52480MHzAnt1 -20dBBandwidthNVNT2-DH52402MHzAnt1 Page 5 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity -20dBBandwidthNVNT2-DH52441MHzAnt1 -20dBBandwidthNVNT2-DH52480MHzAnt1 Page 6 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity -20dBBandwidthNVNT3-DH52402MHzAnt1 -20dBBandwidthNVNT3-DH52441MHzAnt1 Page 7 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity -20dBBandwidthNVNT3-DH52480MHzAnt1 Page 8 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity A.2 MaximumConductedOutputPower ConditionModeFrequency (MHz) AntennaTotal Power (dBm) Limit (dBm)Verdict NVNT1-DH52402Ant1-0.2821Pass NVNT1-DH52441Ant10.1321Pass NVNT1-DH52480Ant1-0.6021Pass NVNT2-DH52402Ant10.6721Pass NVNT2-DH52441Ant1-0.8321Pass NVNT2-DH52480Ant10.6821Pass NVNT3-DH52402Ant10.7721Pass NVNT3-DH52441Ant10.0221Pass NVNT3-DH52480Ant10.5821Pass Page 9 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity Test Graphs PowerNVNT1-DH52402MHzAnt1 PowerNVNT1-DH52441MHzAnt1 Page 10 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo.: LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity PowerNVNT1-DH52480MHzAnt1 PowerNVNT2-DH52402MHzAnt1 Page 11 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo. : LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity PowerNVNT2-DH52441MHzAnt1 PowerNVNT2-DH52480MHzAnt1 Page 12 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo.: LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity PowerNVNT3-DH52402MHzAnt1 PowerNVNT3-DH52441MHzAnt1 Page 13 of 60 FCC ID: 2BK57-FIFINEMIC12ReportNo.: LCSA08304056EA ShenzhenLCS ComplianceTestingLaboratoryLtd. Add: 101, 201 Bldg A & 301 Bldg C, Juji IndustrialPark Yabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel: +(86) 0755-82591330| E-mail:[email protected]| Web: www.lcs-cert.com Scan code to check authenticity PowerNVNT3-DH52480MHzAnt1 Page 14 of 60 FCC I…

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Test Report

Page 1 of 37 FCCID:2BK57-FIFINEMIC12ReportNo.:LCSA08304056EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCTESTREPORT FOR ZHAOQINGJUNFENGINTERNATIONALTRADECO.,LTD WirelessEarphones TestModel:C6 AdditionalModelNo.:PleaseRefertoPage6 Preparedfor:ZHAOQINGJUNFENGINTERNATIONALTRADECO.,LTD Address:West3Section,1stFloor,HuaxingWoolenBuilding,Waijing IndustrialVillage,No.6Duanzhou3rd,Road,Duanzhou District,Zhaoqing,Guangdong,China Preparedby:ShenzhenLCSComplianceTestingLaboratoryLtd. Address: 101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei, ShajingStreet,BaoanDistrict,Shenzhen,518000,China Tel:(+86)755-82591330 Fax:(+86)755-82591332 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:August30,2024 Numberoftestedsamples:2 SampleNo.:A240826067-1,A240826067-2 Serialnumber:Prototype DateofTest:August30,2024~September12,2024 DateofReport:September13,2024 Page 2 of 37 FCCID:2BK57-FIFINEMIC12ReportNo.:LCSA08304056EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCTESTREPORT FCCCFR47PART15C(15.247) ReportReferenceNo......................:LCSA08304056EA DateofIssue.......................................:September13,2024 TestingLaboratoryName..............:ShenzhenLCSComplianceTestingLaboratoryLtd. Address................................................: 101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei, ShajingStreet,BaoanDistrict,Shenzhen,518000,China TestingLocation/Procedure............ : FullapplicationofHarmonisedstandards■ PartialapplicationofHarmonisedstandards□ Otherstandardtestingmethod□ Applicant’sName.............................:ZHAOQINGJUNFENGINTERNATIONALTRADECO.,LTD Address................................................: West3Section,1stFloor,HuaxingWoolenBuilding,Waijing IndustrialVillage,No.6Duanzhou3rd,Road,Duanzhou District,Zhaoqing,Guangdong,China TestSpecification Standard..............................................:FCCCFR47PART15C(15.247) TestReportFormNo.........................:TRF-4-E-148A/0 TRFOriginator....................................:ShenzhenLCSComplianceTestingLaboratoryLtd. MasterTRF.........................................:Dated2011-03 ShenzhenLCSComplianceTestingLaboratoryLtd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenLCSComplianceTestingLaboratoryLtd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenLCSComplianceTestingLaboratoryLtd.takesnoresponsibilityforandwillnot assumeliabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. TestItemDescription.....................:WirelessEarphones TradeMark..........................................:FIFINE TestModel...........................................:C6 Ratings.................................................:HeadsetInput:DC5V,40mA,MAX0.2W DC3.7VbyRechargeableLi-ionBattery,50mAh ChargingcaseInput:DC5V,350mA DC3.7VbyRechargeableLi-ionBattery,400mAh Result..................................................:Positive Compiledby:Supervisedby:Approvedby: MartinLee/AdministratorCaryLuo/TechniqueprincipalGavinLiang/Manager Page 3 of 37 FCCID:2BK57-FIFINEMIC12ReportNo.:LCSA08304056EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCC--TESTREPORT TestResult Positive Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. TestReportNo.:LCSA08304056EA September13,2024 Dateofissue TestModel.............................. : C6 EUT......................................... : WirelessEarphones Applicant...............................:ZHAOQINGJUNFENGINTERNATIONALTRADECO.,LTD Address...................................:West3Section,1stFloor,HuaxingWoolenBuilding,WaijingIndustrial Village,No.6Duanzhou3rd,Road,Duanzhou District,Zhaoqing,Guangdong,China Telephone...............................: / Fax..........................................:/ Manufacturer.........................: ZhaoQingHeJiaElectronicsCo.,Ltd. Address...................................:East7Section,1stFloor,HuaxingWoolenBuilding,WaijingIndustrial Village,No.6Duanzhou3rdRoad,Zhaoqing,Guangdong,China Telephone...............................: / Fax..........................................:/ Factory...................................:ZhaoQingHeJiaElectronicsCo.,Ltd. Address...................................: East7Section,1stFloor,HuaxingWoolenBuilding,WaijingIndustrial Village,No.6Duanzhou3rdRoad,Zhaoqing,Guangdong,China Telephone...............................:/ Fax..........................................:/ Page 4 of 37 FCCID:2BK57-FIFINEMIC12ReportNo.:LCSA08304056EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity RevisionHistory ReportVersionIssueDateRevisionContentRevisedBy 000September13,2024InitialIssue--- Page 5 of 37 FCCID:2BK57-FIFINEMIC12ReportNo.:LCSA08304056EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TABLEOFCONTENTS DescriptionPage 1.GENERALINFORMATION.................................…

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Test Setup Photos

Page1of2FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestSetupPhotosoftheEUT TestSetupPhoto(s)ofRadiatedEmissionsMeasurement Fig.1 Fig.2 Page2of2FCCID:2BK57-FIFINEMIC12 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.3 TestSetupPhoto(s)ofConductedEmissionsMeasurement Fig.4

Contact Information

Applicant

Yun Yi Li

[email protected]+86 13189347201Fax: +86 0755 25737152

Test Firm

Shenzhen LCS Compliance Testing Laboratory Ltd.Gavin Liang

[email protected]0755-82591330Fax: 0755-82591132

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	1.20 mW

Confidentiality

Long Term

Grant Notes

Output Power listed is peak conducted.

Documents & Files

Select a file to view

Users Manual

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Attestation Statements

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

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Attestation Statements

External Photos

ID Label/Location Info

Internal Photos

RF Exposure Info

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Test Report

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Test Report

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Test Report

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Test Setup Photos

Rule Parts

Frequency Range

Power Output

15C

2.40 GHz - 2.48 GHz

1.20 mW