2AXK8-SP99Bluetooth Headset

DongguanBaolifengElectronicTechnologyCo.,Ltd ···· CoveredEquipmentCertificationAttestationLetter 9/10/2024 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa K1V1H2 Canada ATTN.:ReviewingEngineer FCCID:2AXK8-SP99 DongguanBaolifengElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. DongguanBaolifengElectronicTechnologyCo.,Ltd(“theapplicant”)certifiesthat,asof thedateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredList asanentityproducing“covered”equipment. Signed: Printedname::BinbiaoLiang Title:SalesManager CompanyName:DongguanBaolifengElectronicTechnologyCo.,Ltd Date:9/10/2024

DongguanBaolifengElectronicTechnologyCo.,Ltd * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter September10,2024 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa K1V1H2 Canada ATTN.:ReviewingEngineer FCCID:2AXK8-SP99 Persection2.911(d)(7)oftheFCCrules,DongguanBaolifengElectronicTechnologyCo.,Ltd (“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtisdesignatedto thefollowingU.S.Designatedagent*forserviceofprocess: CompanyName:GSSSERVICEINC PhysicalU.S.CompanyAddress: 6547NAcademyBlvd#2266ColoradoSpringsCOLORADO 80918UnitedStates Agentname: MichouxLogan AgentEmailAddress:[email protected] FRN:0033402082 Theabovecontactpersonacceptstheobligationforserviceofprocess. Theapplicantacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. ApplicantSigned:DesignatedAgentSigned: (Required,ifdifferenttoApplicant): Signed: Signed: Printedname:LiangBinbiaoPrintedname:MichouxLogan Title:SalesManagerTitle:Manager Company Name: DongguanBaolifengElectronic TechnologyCo.,Ltd Company Name: GSSSERVICEINC Date:September10,2024Date:September10,2024 FRNCode:0029986940FRNCode:0033402082

DongguanBaolifengElectronicTechnologyCo.,Ltd. September10,2024 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa,Ontario,Canada K1V1H2 REQUESTFORCONFIDENTIALITY-FCC FCCID:2AXK8-SP99 PursuanttoSections0.457(d)and0.459oftheCommission’sRulesandFCCGuidancedocument 726920,weherebyrequestpermanentconfidentialtreatmentofexhibitsidentifiedassuchinthe tablebelowandrequesttheyarepermanentlywithheldfrompublicreviewbasedonthedocuments containingtradesecretsandproprietaryinformationnotcustomarilyreleasedtothepublic.The publicdisclosureofthisinformationmightbeharmfultotheapplicantandprovideunjustifiedbenefits toitscompetitors. Wealsorequestshort-termconfidentialityoncertainexhibitsuntiltheintendeddateofmarketingas outlinedbelow.Werequesttheexhibitsbewithheldfrompublicviewforaperiodof180daysdays. Weattestmarketingoftheproductwillonlycommenceaftertheperiodofshort-termconfidentiality expires,orifmarketingistocommencebeforetherequestednumberofdayslistedabove,the granteewillinformNemkotoreleasetheShort-TermConfidentialityinformationwithheldontheFCC equipmentauthorizationwebsite. ExhibitTypeofConfidentialityRequested BlockDiagrams☒Permanent☐ShortTerm ExternalPhotos------------------☐ShortTerm InternalPhotos ☐ Permanent* ☐ShortTerm OperationDescription☒Permanent☐ShortTerm PartsList&Placement/BOM ☐Permanent ☐ShortTerm Tune-UpProcedure ☐Permanent ☐ShortTerm SchematicDiagrams☒Permanent☐ShortTerm TestSetupPhotos------------------☐ShortTerm User’sManual ☐ Permanent* ☐ShortTerm Theasteriskeditems(*)requirefurtherinformationtobeprovidedinthisjustificationletterbeforepermanentconfidentiality willbeextendedtotheseexhibits.PleaserefertoFCCKDB726920D01foundat: https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=41731andreviewsectionII,3)regarding specificinformationthatmustaccompanytheserequests. Note:anydocumentsheldundertheShort-Termconfidentialitywillautomaticallybecomepublic aftertherequestedtimeifanappropriateextensionrequesthasnotbeenreceived.Anyexhibits (i.e.,schematicdiagrams)thatmayhavealreadybeenrequestedtohave“Permanent” confidentialityasshownaboveneednotberepeatedunderShort-Termconfidentialityrequest. Sincerely, Signed: Printedname:BinbiaoLiang Title:SalesManager CompanyName:DongguanBaolifengElectronicTechnologyCo.,Ltd.

DongguanBaolifengElectronicTechnologyCo.,Ltd 9/10/2024 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa,Ontario,Can K1V1H2 AUTHORITYTOACTASAGENT-FCC Onourbehalf,IappointShenzhenZKTTechnologyCo.,Ltd.,toactasouragentinthepreparation ofthisapplicationforequipmentcertification.Icertifythatsubmitteddocumentsproperlydescribe thedeviceorsystemforwhichequipmentcertificationissought.Ialsocertifythateachunit manufactured,importedormarketed,asdefinedinFCCregulationswillhaveaffixedtoitalabel identicaltothatsubmittedforapprovalwiththisapplication. Insigningthisletter,Applicantcertifiesthatneithertheapplicantnoranypartytotheapplicationis notsubjecttoadenialofFederalbenefits,thatincludeFCCbenefits,pursuanttoSection5301ofthe Anti-DrugAbuseActof1988,21U.S.C.§862becauseofaconvictionforpossessionordistribution ofacontrolledsubstance.See47CFR1.2002(b)forthedefinitionofa"party"forthesepurposes. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonourbehalf,I acknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsforcertification,as specifiedbyNemkoNorthAmericaInc.,stillresidesstillresideswithus. Sincerely, Printedname:BinbiaoLiang

DongguanbaolifengElectronicTechnologyCo.,Ltd Thedifferencebetweentheleftheadsetandtherightheadset Productdescription:BluetoothHeadset Modelname:SP99 FCCID:2AXK8-SP99 We (Dongguan baolifeng Electronic Technology Co., Ltd) hereby state the left and right earphones are electrical identical including the same software parameter and hardware design (i.e., circuit design, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), only there is a difference in the power circuit layout. Client’ssignature: Client’sname/title:BinbiaoLiang/SalesManager Contactinformation/address:Room1113,Building3,FutongHaizhiTechnologyPark, BulanRoad.NanwanStreet,LonggangDistrictShenzheng Rightearphone Leftearphone Leftearphone Rightearphone

FCCID:2AXK8-SP99 EUTPHOTOS(ExternalPhotos) FCCID:2AXK8-SP99 Rightearphone FCCID:2AXK8-SP99 FCCID:2AXK8-SP99 FCCID:2AXK8-SP99 FCCID:2AXK8-SP99 Leftearphone FCCID:2AXK8-SP99 FCCID:2AXK8-SP99 ※※※※※ENDOFREPORT※※※※※

FCCID:2AXK8-SP99 Size:2mmX8mm(Rightearphone) Size:2mmX8mm(Leftearphone) FCCID:2AXK8-SP99

FCCID:2AXK8-SP99 EUTPHOTO(InternalPhotos) Note:TheRFchipoftheleftandrightearphonesisthesame,onlythereisadifferenceinthecircuitlayout. Rightearphone FCCID:2AXK8-SP99 FCCID:2AXK8-SP99 ANT FCCID:2AXK8-SP99 Rightearphone Leftearphone FCCID:2AXK8-SP99 Rightearphone Leftearphone FCCID:2AXK8-SP99 Leftearphone FCCID:2AXK8-SP99 FCCID:2AXK8-SP99 ※※※※※ENDOFREPORT※※※※※

FCCID:2AXK8-SP99 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093， UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, Mode Max Power (dBm) Tune-up power (dBm) Max Power (mW) Frequency(MHz) Min. Distance (mm) Calc. thresholds limit BT-0.460±11.26240250.393.0 SoaSARtestisnotrequired

Project No.: ZKT-240902L10862E Page 1 of 69 FCC TEST REPORT FCC ID: 2AXK8-SP99 Report Number. ................................ : ZKT-240902L10862E Date of Test ...................................... : July 23, 2024 to Aug. 30, 2024 Date of issue .................................... : Aug. 30, 2024 Test Result ..................................... : PASS Testing Laboratory. ........................... : Shenzhen ZKT Technology Co., Ltd. Address .......................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Applicant's name ............................ : Dongguan Baolifeng Electronic Technology Co., Ltd Address .......................................... : 4/F,Mingxin science Park,138 Qigiao Road, Qishi Town,Dongguan City Manufacturer's name ..................... : Dongguan Baolifeng Electronic Technology Co., Ltd Address .......................................... : 4/F,Mingxin science Park,138 Qigiao Road, Qishi Town,Dongguan City Test specification: Standard ........................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Test procedure ................................. : ANSI C63.10:2013 Non-standard test method ............. : N/A This device described above has been tested by ZKT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of ZKT, this document may be altered or revised by ZKT, personal only, and shall be noted in the revision of the document. Product name ................................. : Bluetooth Headset Trademark ...................................... : / Model/Type reference ...................... : SP99 Model difference .............................. : / Ratings ............................................. : Input: DC 5 V or DC 3.7V by battery Project No.: ZKT-240902L10862E Page 2 of 69 Testing procedure and testing location: Testing Laboratory ................................... : Shenzhen ZKT Technology Co., Ltd. Address ...................................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Alen He Tested by (name + signature) .................... : Joe Liu Reviewer (name + signature) ..................... : Lake Xie Approved (name + signature) .................... : Project No.: ZKT-240902L10862E Page 3 of 69 Table of Contents Page 1. VERSION ........................................................................................................................................... 5 2. TEST SUMMARY .............................................................................................................................. 6 2.1 TEST FACILITY ............................................................................................................................... 7 2.2 MEASUREMENT UNCERTAINTY ................................................................................................... 7 3. GENERAL INFORMATION ............................................................................................................... 8 3.1 GENERAL DESCRIPTION OF EUT ................................................................................................ 8 3.2 Test Setup Configuration ............................................................................................................... 10 3.3 Support Equipment ........................................................................................................................ 10 3.4 Test Mode ...................................................................................................................................... 10 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS ................................................................................ 11 4. EMC EMISSION TEST .................................................................................................................... 13 4.1 Conducted emissions .................................................................................................................... 13 4.1.1 POWER LINE CONDUCTED EMISSION Limits ........................................................................ 13 4.1.2 TEST PROCEDURE ................................................................................................................... 13 4.1.3 DEVIATION FROM TEST STANDARD ...................................................................................... 13 4.1.4 TEST SETUP .............................................................................................................................. 14 4.1.5 EUT OPERATING CONDITIONS ............................................................................................... 14 4.1.6 Test result ................................................................................................................................... 14 4.2 Radiated emissions........................................................................................................................ 15 4.2.1 Radiated Emission Limits ........................................................................................................... 15 4.2.2 TEST PROCEDURE ................................................................................................................... 15 4.2.3 DEVIATION FROM TEST STANDARD ...................................................................................... 16 4.2.4 TEST SETUP .............................................................................................................................. 16 4.2.5 EUT OPERATING CONDITIONS ............................................................................................... 17 4.2.6 TEST RESULTS ..........…

Text truncated - open the document above for the full version.

SymbolsLWTA Dimensions 1.60±0.200.80±0.200.80±0.200.30±0.10 NumberTerminalName ① INPUT ② NC Dimensions(Unit: mm) w ①② ( Side View) ( Bottom View) ( Top View) A T L HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page1 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. Applications 1.Bluetooth 2.WirelessLAN 3.ISM band 2.4GHz wirelessapplications Features 1.Surfacemounteddeviceswithasmalldimensionof1.6×0.8×0.8mmmeetfutureminiaturization trend. 2.EmbeddedandLTCC(lowtemperatureco-firedceramic)technologyisabletointegratewith systemdesignaswellasbeatifyingthehousingoffinalproduct. 3.Highstabilityandlowtolerance. P/N:HY160808 SRF07 Shenzhen Bao 'an District Qianjin second Road Bao Yunda logistics information Building 12A11 606, Building A1, Hisense Industrial Park, 399 Songling Road, Laoshan District, Qingdao Address: TEL:0755-23069700 Fax: 0755-23069700 MatchingCircuits P/N:HY160808 SRF07 HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page2 1 W=2 1 W2=2 1.5 Feeding line (微带线) 2 5 0201/0402 footprint 0603 footprint 0201/0402 footprint 0.5 Unit:mm 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. 2 L=4 W1 Application example-1 P/N:HY160808 SRF07 HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page3 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. Application example-2 P/N:HY160808 SRF07 HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page4 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. ElectricalCharacteristics CharacteristicCurves FeatureSpecification 1 Centralfrequency2.45GHz&5.5GHz 2 Bandwidth>100MHz 3 Peak gain>3dBi 4 VSWR<2 5 PolarizationLinear 6 AzimuthbeamwidthOmnidirectional 7 Impedance50Ω P/N:HY160808 SRF07 HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page5 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. RadiationPattern Y-ZPlane X-ZPlane coordinates： HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page6 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. P/N:HY160808 SRF07 3D RadiationPattern Frequency 2450MHz5500MHz Avg.gain-0.85-1.30 Peakgain3.03.5 Efficiency82%78% HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page7 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. P/N:HY160808 SRF07 Temperature：40±2°C Humidity：90~95%RH Duration：500h Recovery conditions：Room temperature Recovery Time：24h (Class1) or 48h (Class2) Test Temperature Operating Temperature Temperature RelativeHumidity 25°C±3°C -25°C~+85°C 5~40°C 20~70% Notenoughsolder Weak holding forcemay cause bad connection between the chipandPCB. RecommendedSolderingAmounts The optimal solder fillet amounts forre-flowsolderingThe optimal solder fillet amounts for wavesoldering DependabilityTest Too much solder Cracks tend to occur due to large stress. MoistureProof OptimumSolderAmount forReflowSoldering Solderability At least 95% of the terminal electrode is covered by newsolder. Preheating conditions:80 to 120°C;10~30s. Solder Tem p e r at u r e :2 3 5 ±5°C Duration:2 ±0.5s , Solder Tempe r ature:24 5±5°C Du rat ion:2±0.5s HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page8 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. P/N:HY160808 SRF07 10±1S AppliedForce:5NDuration:10±1S Preheating conditions: up-category temperature, 1h Recovery time:24±1h InitialMeasurement Cycling Times: 5 times, 1 cycle, 4steps: Preheating80to120°C;10~30s.SolderTemperature:235±5°C;Duration:2±0.5s;SolderTemperature:245±5°C Duration:2±0.5s;Preheating100to200°C;10±2min. SolderTemperature:265±5°C;Duration:10±1s Cleanthecapacitorwithsolventandexamineitwitha10X(min.)microscope. RecoveryTime:24±2h Recoverycondition:Roomtemperature Test Board: Al 2 O 3 orPCBWarp:1mm Speed:0.5mm/sec. Unit:mm Themeasurementshouldbemadewiththeboardinthe bendingposition. Resistance to Soldering Heat ResistancetoFlexureofSubstrate Temperature CycleTest HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page9 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. P/N:HY160808 SRF07 Whileinpreheating,pleasekeepthetemperaturedifferencebetweensolderingtemperatureandsurface temperatureofchipsas:T≤150°C. HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page10 汉阳天线设计有限公司 HanyangAntenna Design Co. Ltd. P/N:HY160808 SRF07 Dimensions of paper taping Reel（4000pcs/Reel） StoragePeriod The guaranteed period for solderability is6months(U…

Text truncated - open the document above for the full version.

IC:33005-SP99 EUTTESTPHOTOS Thetestwasfortherightear ※※※※※ENDOFREPORT※※※※※