2AMQ6-HD01Wireless Headphones

DongguanLieshengElectronicsCo.,Ltd. CoveredEquipmentCertificationAttestationLetter 7/8/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2AMQ6-HD01 DongguanLieshengElectronicsCo.,Ltd. (“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. DongguanLieshengElectronicsCo.,Ltd. (“theapplicant”)certifiesthat,asofthedateofthefiling oftheapplication,theapplicantisnotidentifiedontheCoveredList(asaspecifically namedentityoranyofitssubsidiariesoraffiliates)asanentityproducing“covered” equipment. DongguanLieshengElectronicsCo.,Ltd.(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtdoesnotincludecybersecurityoranti-virussoftwareproducedor providedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees,including equipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsandassignees) cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446D01 CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:FanXiong Title:Manager CompanyName: DongguanLieshengElectronicsCo.,Ltd. Date:7/8/2026

* the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. SC6078951 U.S. Agent Designation for Service of Process - Certification Attestation Letter 7/10/2026 TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2AMQ6-HD01 FRN of applicant: 0026655068 Per section 2.911(d)(7) of the FCC rules, Dongguan Liesheng Electronics Co., Ltd. FRN :0026655068(“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: Company Name: Global Product Services and Consultation LLC FCC Registration Number (FRN): 0033406703 Physical U.S. Company Address: 328 W Palm Ave. Monrovia, CA91016 Contact Person: Michael Chan Tel: +1 626 366 4358 Agent Email Address: [email protected] The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Fan Xiong Title: Manager Company Name: Dongguan Liesheng Electronics Co., Ltd. Date: 7/10/2026 Signed: Printed name: Michael Chan Title: Technical Director Company Name: Global Product Services and Consultation LLC Date: 7/10/2026

DATE:2026/7/8 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 AuthoritytoActasAgent Onourbehalf,IappointBlueAsiaofTechnicalServices(Shenzhen)Co.,LtdAnd BuildingC,No.107,ShihuanRoad,ShiyanSub-District,BaoanDistrict,Shenzhen, GuangdongProvince,China(NameofAgentcompanynameandaddress)toactasour agentinthepreparationofthisapplicationforequipmentcertification.Icertifythat submitteddocumentsproperlydescribethedeviceorsystemforwhichequipment certificationissought.Ialsocertifythateachunitmanufactured,importedormarketed,as definedintheFederalCommunicationsCommission’sregulationswillhaveaffixedtoita labelidenticaltothatsubmittedforapprovalwiththisapplication. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonour behalf,Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditions forcertification,stillresideswith DongguanLieshengElectronicsCo.,Ltd.AndRoom101,801 &901,No.1ChilongRD,HumenTown,Donggaun,China(ApplicantNameandaddress) <Signature> Name：FanXiong Title：Manager Company ：DongguanLieshengElectronicsCo.,Ltd.

Date:2026/7/8 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeComplianceTesting,LLCtoactonourbehalfinallmatters relatingtoapplicationforequipmentauthorization,includingthesigningofalldocumentsrelatingto thesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothedenialof benefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21 U.S.C.853(a). Sincerely, <Signature> Name ： FanXiong Title：Manager Company：DongguanLieshengElectronicsCo.,Ltd.

DATE2026/7/8 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AMQ6-HD01 ProductName:WirelessHeadphones RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics  Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. <Signature> Name ： FanXiong Title：Manager Company：DongguanLieshengElectronicsCo.,Ltd.

ProductName:WirelessHeadphones

LableandLocation FCCID:2AMQ6-HD01

ProductName:WirelessHeadphones

Website:www.cblueasia.com Tel:+86-755-23059481 Email:[email protected] ThetestreportiseffectiveonlywithbothsignatureandspecializedstampandTheresult(s)showninthisreportreferonlytothesample(s)tested.Without writtenapprovalofBlueAsia,thisreportcan ’ tbereproducedexceptinfull.Theresultsdescribedinthisreportdonotrepresentthequalityorcharacteristicsofthe sampledbatch,nordotheyrepresentanysimilaroridenticalproductsthatarenotexplicitlystated. RFExposure Applicant:DongguanLieshengElectronicsCo.,Ltd. Address: Room101,801&901,No.1ChilongRD,HumenTown, DongguanCity,GuangdongProvince,China ProductName:WirelessHeadphones BrandMark:HAYLOU Model:HD01 FCCID:2AMQ6-HD01 ReportNumber:BLA-EMC-202606-A34-04 DateofReceipt:June5,2026 DateofTest:June5,2026toJuly15,2026 TestStandard: 47CFRPart15,Part1.1307 47CFRPart15,Part2.1093 KDB447498D04GeneralRFExposureGuidancev01 TestResult:Pass Compiledby:Reviewby:Approvedby: IssuedDate:July15,2026 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Address:No.41,SouthofBeihuanRoad,ShangwuCommunity,Shiyan Subdistrict,Bao'anDistrict,Shenzhen,Guangdong,China ReportNo.:BLA-EMC-202606-A34-04 Page 2 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 TableofContents 1Generalinformation................................................................................................................................................4 1.1Generalinformation..........................................................................................................................................4 1.2GeneraldescriptionofEUT..............................................................................................................................4 2Laboratoryandaccreditations..............................................................................................................................6 3RFExposureComplianceRequirement...............................................................................................................7 3.1StandardRequirement.....................................................................................................................................7 3.2Limits................................................................................................................................................................7 3.3Result...............................................................................................................................................................8 ReportNo.:BLA-EMC-202606-A34-04 Page 3 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 ReviseRecord VersionNo.DateDescription 01July15,2026Original ReportNo.:BLA-EMC-202606-A34-04 Page 4 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 1Generalinformation 1.1Generalinformation ApplicantDongguanLieshengElectronicsCo.,Ltd. Address Room101,801&901,No.1ChilongRD,HumenTown,DongguanCity, GuangdongProvince,China ManufacturerDongguanLieshengElectronicsCo.,Ltd. Address Room101,801&901,No.1ChilongRD,HumenTown,DongguanCity, GuangdongProvince,China FactoryKANENELECTRONICSCOMPANYLTD Address No.2,EastLiuhuaRoad,DongchengDistrict,Dongguan,Guangdong, China 1.2GeneraldescriptionofEUT ProductnameWirelessHeadphones Modelno.HD01 SeriesmodelN/A PowersupplyDC3.7Vbybattery HardwareVersionV1.2 SoftwareVersionV1.0 ReportNo.:BLA-EMC-202606-A34-04 Page 5 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 BT OperationFrequency:2402MHz-2480MHz ModulationType:GFSK,pi/4DQPSK,8DPSK Ratedata:1MHz ChannelSpacing:79 NumberofChannels:Chipantenna AntennaType:2.7dBi(Providedbycustomer) BLE OperationFrequency:2402MHz-2480MHz ModulationType:GFSK Ratedata:1Mbps;2Mbps ChannelSpacing:2MHz NumberofChannels:40 AntennaType:Chipantenna AntennaGain:2.7dBi(Providedbycustomer) ReportNo.:BLA-EMC-202606-A34-04 Page 6 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 2Laboratoryandaccreditations Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: Companyname: BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd. Address: No.41,SouthofBeihuanRoad,ShangwuCommunity,ShiyanSubdistrict,Bao’an District,Shenzhen,Guangdong,China CNASaccreditedNo.:L9788 A2LACert.No.:5071.01 FCCDesignationNo.:CN1252 ISEDCABidentifierNo.:CN0028 Telephone:+86-755-28682673 FAX:+86-755-28682673 ReportNo.:BLA-EMC-202606-A34-04 Page 7 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 3RFExposureComplianceRequirement 3.1StandardRequirement Accordingto447498D04InterimGeneralRFExposureGuidancev01 StandaloneSARtestexclusionconsiderations UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-gheador bodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,bymeasurement ornumericalsimulation,isnotrequiredwhenthecorrespondingSARExclusionThreshold condition,listedbelow,issatisfied. 3.2Limits ReportNo.:BLA-EMC-202606-A34-04 Page 8 of 8 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd Tel:+86-755-23059481 Email:[email protected] Version:v1.1 3.3Result EIRP=ptxgt=(EXd) 2 /30 Where: pt=transmitteroutputpowerinwatts, gt=numericgainofthetransmittingantenna(unitless), E=electricfieldstrengthinV/m, d=measurementdistanceinmeters(m) Spot=(EXd) 2 /30xgt Separationdistance=0.5cm Antgain=2.7dBi ForBT(Worst): MaxOutputpower=1.108dBm@2441MHz8DPSK EIRP=1.108dBm+2.7dBi=3.808dBm=2.403mW<2.752mW ERP=3.808-2.15=1.658dBm ComplywithRFexposureexemptionlimit. ForBLE(Worst): MaxOutputpower=-1.061dBm@2442MHzBLE2M EIRP=-1.061dBm+2.7dBi=1.639dBm ERP=1.639-2.15=-0.511dBm=0.889mW<2.751mW ComplywithRFexposureexemptionlimit. ----ENDOFREPORT---- Thetestrepo…

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ProductName:WirelessHeadphones ConductedemissionsatACpowerline(150kHz-30MHz) RadiatedEmissions(30MHz-1GHz) RadiatedEmissions(above1GHz)