2AC9N-1686202-MICLED KARAOKE SPEAKER

CottonOnUSAInc U.S.AgentDesignationforServiceofProcess (ApplicantandU.S.AgentareSeparateParties) TO:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 ATTENTION:FCCCertification–Section2.911(d)(7)Information DesignatedU.S.Agent CompanyName:CottonOnUSAInc FRN:0023954688 ContactName:SelwynAPrince Address:16511,TrojanWay,LaMiranda,California90638,UnitedStates TelephoneNo:+6135277666 Email:[email protected] Thisletteristoconfirmthatwe(“theDesignatedU.S.Agent)haveacceptedtheresponsibilitytoactasthe DesignatedU.S.AgentforServiceofProcessasrequiredbysection47CFR2.911(d)(7)onbehalfofthe Applicantnotedbelow. U.S.AgentSignature: Date:July26,2024 Signedby(PrintedName/Title):SelwynAPrince/ComplianceManager TheApplicantacknowledgesthattheymustmaintainanagentfornolessthanoneyearafterterminatingall marketingandimportationORtheconclusionofanyCommission-relatedproceedinginvolvingthe equipment.TheapplicantfurtheracknowledgestheirresponsibilitytoinformtheFCCwheneverthe DesignatedU.S.Agentinformationabovechanges. Applicant Companyname:CottonOnUSAInc FRN:0023954688 GranteeCode:2AC9N FCCID:2AC9N-1686202-MIC ContactName:SelwynAPrince Address:16511,TrojanWay,LaMiranda,California90638,UnitedStates TelephoneNo:+6135277666 Email:[email protected] ApplicantSignature: Date:July26,2024 Signedby(PrintedName/Title):SelwynAPrince/ComplianceManager

CottonOnUSAInc Address:16511,TrojanWay,LaMiranda,California90638,UnitedStates Date:2024-07-26 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing SUBJECT:FCCApplicationforFCCID:2AC9N-1686202-MIC ToWhomItMayConcern: CottonOnUSAInccertifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules. Sincerely, Signature: Date:2024-07-26

CottonOnUSAInc Address:16511,TrojanWay,LaMiranda,California90638,UnitedStates Date:2024-07-26 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing SUBJECT:FCCApplicationforFCCID: 2AC9N-1686202-MIC ToWhomItMayConcern: CottonOnUSAInccertifiesthat,asofthedateofthefilingoftheapplication,theapplicantis notidentifiedontheCoveredListasanentityproducing“covered”equipment. Sincerely, Signature: Date:2024-07-26

1.8mm 37.38mm TOPAUL TECHNOLOGY LIMITED Address Room 209, Huiju Building, No. 62, Area 1, Longyuan village, Longhua District, Shenzhen, China. 

CottonOnUSAInc 16511,TrojanWay,LaMiranda,California90638,UnitedStates Date ：2024-07-26 ProductModelNumber:1686202-02,1686202-01,1686202-03,1686202-04, 1686202-XXX(XXXrepresents2or3digitalnumbersfrom00to999indicatingthe externalfinishoftheproduct) FCCID：2AC9N-1686202-MIC Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:ComplianceManager Email:[email protected] Telephone:+6135277666 Onbehalfof:CottonOnUSAInc

CottonOnUSAInc 16511,TrojanWay,LaMiranda,California90638,UnitedStates OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:July26,2024 Subject;RequestforConfidentiality FCCID:2AC9N-1686202-MIC ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:SelwynAPrince Title:ComplianceManager

FCCID:2AC9N-1686202-MICPage 1 of 3 ReportNo.:CTL2406117012-WF ExternalPhotosofEUT FCCID:2AC9N-1686202-MICPage 2 of 3 ReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MICPage 3 of 3 ReportNo.:CTL2406117012-WF

FCCID:2AC9N-1686202-MICPage 1 of 1 ReportNo.:CTL2406117012-WF FCCIDLabelInformation Labellocation: LabelSize:L:40mmxW:15mm ProductName:LEDKARAOKESPEAKER Model:1686202-02 FCCID:2AC9N-1686202-MIC

FCCID: 2AC9N-1686202-MIC Page 1 of 3 ReportNo.:CTL2406117012-WF InternalPhotosofEUT FCCID: 2AC9N-1686202-MIC Page 2 of 3 ReportNo.:CTL2406117012-WF BluetoothAntenna FCCID: 2AC9N-1686202-MIC Page 3 of 3 ReportNo.:CTL2406117012-WF

FCCID:2AC9N-1686202-MICPage 1 of 1 ReportNo.:CTL2406117012-WF RFExposureevaluation Accordingto447498D01GeneralRFExposureGuidancev06The1-gand10-gSARtest exclusionthresholdsfor100MHzto6GHzattestseparationdistances≤50mmare determinedby:[(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison ForBluetooth BLE: pt= -9.4 dBm= 0.11 mWat 2402 MHz So(0.11mW/5mm)x√2402GHz=0.0356<3 ThenSARevaluationisnotrequired.

ShenzhenCTLTestingTechnologyCo.,Ltd. Tel:+86-755-89486194E-mail:[email protected] TESTREPORT 47CFRPart15,SubpartC15.247 ReportReferenceNo.....................:CTL2406117012-WF Compiledby: (position+printedname+signature) HappyGuo (Fileadministrators) Testedby: (position+printedname+signature) WuqiangWu (TestEngineer) Approvedby: (position+printedname+signature) IvanXie (Manager) ProductName.................................: LEDKARAOKESPEAKER Model/Typereference....................:1686202-02 ListModel(s)(HVIN) ...................... : 1686202-01,1686202-03,1686202-04,1686202-XXX(XXX represents2or3digitalnumbersfrom00to999indicatingthe externalfinishoftheproduct) TradeMark.......................................: TYPO FCCID ............................................... : 2AC9N-1686202-MIC Applicant’sname ........................... : CottonOnUSAInc Addressofapplicant.....................: 16511,TrojanWay,LaMiranda,California90638,UnitedStates TestFirm...........................................: ShenzhenCTLTestingTechnologyCo.,Ltd. AddressofTestFirm.....................: Floor1-A,BaishaTechnologyPark,No.3011,ShahexiRoad, NanshanDistrict,Shenzhen,China518055 Testspecification...........................: Standard ............................................ :47CFRPart15,SubpartC15.247:Operationwithinthebands 902-928MHz,2400-2483.5MHzand5725-5850MHz. TRFOriginator .................................. : ShenzhenCTLTestingTechnologyCo.,Ltd. MasterTRF.......................................:Dated2011-01 Dateofreceiptoftestitem..........: June12,2024 DateofTestDate ............................ : June17,2024-July16,2024 DateofIssue....................................: July18,2024 Result ................................................ : Pass ShenzhenCTLTestingTechnologyCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenCTLTestingTechnologyCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenCTLTestingTechnologyCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. V1.0Page2of36ReportNo.:CTL2406117012-WF TESTREPORT TestReportNo.:CTL2406117012-WF July18,2024 Dateofissue EquipmentunderTest: LEDKARAOKESPEAKER SampleNo:CTL2406117012 Model/Type: 1686202-02 ListedModels : 1686202-01,1686202-03,1686202-04,1686202-XXX (XXXrepresents2or3digitalnumbersfrom00to999 indicatingtheexternalfinishoftheproduct) Applicant: CottonOnUSAInc Address : 16511,TrojanWay,LaMiranda,California90638,United States Manufacturer:TOPAULTECHNOLOGYLIMITED Address : Room209,HuijuBuilding,No.62,Area1,Longyuan village,LonghuaDistrict,Shenzhen,China. TestresultPass* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedpage5. Thetestresultspresentedinthisreportrelateonlytotheobjecttested. Thisreportshallnotbereproduced,exceptinfull,withoutthewrittenapprovaloftheissuingtesting laboratory. V1.0Page3of36ReportNo.:CTL2406117012-WF **ModifiedHistory** RevisionsDescriptionIssuedDataReportNo.Remark Version1.0InitialTestReportReleaseJuly18,2024CTL2406117012-WFTracyQi V1.0Page4of36ReportNo.:CTL2406117012-WF TableofContentsPage 1.SUMMARY.......................................................................................................................................................................5 1.1.TESTSTANDARDS............................................................................................................................................................5 1.2.TESTDESCRIPTION...............................................................................................................................................................5 1.3.TESTFACILITY.....................................................................................................................................................................6 1.4.STATEMENTOFTHEMEASUREMENTUNCERTAINTY.....................................................................................................................6 2.GENERALINFORMATION.................................................................................................................................................8 2.1.ENVIRONMENTALCONDITIONS...............................................................................................................................................8 2.2.GENERALDESCRIPTIONOFEUT.............................................................................................................................................8 2.3.DESCRIPTIONOFTESTMODESANDTESTFREQUENCY................................................................................................................9 2.4.EQUIPMENTSUSEDDURINGTHETEST..................................................................................................................................10 2.5.RELATEDSUBMITTAL(S)/GRANT(S)....................................................................................................................................10 2.6.MODIFICATIONS................................................................................................................................................................10 3.TESTCONDITIONSANDRESULTS..................................................................................................................................11 3.1.CONDUCTEDEMISSIONSTEST..............................................................................................................................................11 3.2.RADIATEDEMISSIONSANDBANDEDGE.................................................................................................................................14 3.3.MAXIMUMCONDUCTEDOUTPUTPOWER.............................................................................................................................24 3.4.POWERSPECTRALDENSITY.......................................................…

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ShenzhenCTLTestingTechnologyCo.,Ltd. Floor1-A,BaishaTechnologyPark,No.3011,ShahexiRoad,NanshanDistrict,Shenzhen,China518055 Tel:+86-755-89486194E-mail:[email protected] AnnexforBLE TestReportNo.:CTL2406117012-WF TABLEOFCONTENTS AnnexforBLE.............................................................................................................................................1 1.Bandwidth................................................................................................................................................2 2.MaximumConductedOutputPower.......................................................................................................9 3.MaximumPowerSpectralDensity........................................................................................................13 4.UnwantedEmissionsInNon-restrictedFrequencyBands...................................................................17 AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page2/25 1.Bandwidth 1.1TestResult 1.1.1OBW Mode TX Type Frequency (MHz) ANT 99%OccupiedBandwidth(MHz) Verdict ResultLimit 1MSISO 240211.018/Pass 244011.019/Pass 248011.015/Pass 2MSISO 240212.011/Pass 244012.008/Pass 248012.011/Pass 1.1.26dBBW Mode TX Type Frequency (MHz) ANT 6dBBandwidth(MHz) Verdict ResultLimit 1MSISO 240210.665>=0.5Pass 244010.670>=0.5Pass 248010.661>=0.5Pass 2MSISO 240211.138>=0.5Pass 244011.139>=0.5Pass 248011.135>=0.5Pass AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page3/25 1.2TestGraph 1.2.1OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page4/25 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page5/25 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page6/25 1.2.26dBBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page7/25 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page8/25 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page9/25 2.MaximumConductedOutputPower 2.1TestResult 2.1.1Power Mode TX Type Frequency (MHz) MaximumPeakConductedOutputPower(dBm) Verdict ANT1Limit 1MSISO 2402-9.43<=30Pass 2440-10.03<=30Pass 2480-10.98<=30Pass 2MSISO 2402-9.40<=30Pass 2440-9.65<=30Pass 2480-10.38<=30Pass Note1:AntennaGain:Ant1:-0.68dBi; AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page10/25 2.2TestGraph 2.2.1Power 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page11/25 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page12/25 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page13/25 3.MaximumPowerSpectralDensity 3.1TestResult 3.1.1PSD Mode TX Type Frequency (MHz) MaximumPSD(dBm/3kHz) Verdict ANT1Limit 1MSISO 2402-25.32<=8Pass 2440-25.99<=8Pass 2480-26.79<=8Pass 2MSISO 2402-26.90<=8Pass 2440-27.15<=8Pass 2480-27.50<=8Pass Note1:AntennaGain:Ant1:-0.68dBi; AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page14/25 3.2TestGraph 3.2.1PSD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page15/25 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page16/25 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page17/25 4.UnwantedEmissionsInNon-restrictedFrequencyBands 4.1TestResult 4.1.1Ref Mode TX Type Frequency (MHz) ANT LevelofReference (dBm) 1MSISO 24021-9.98 24401-10.53 24801-11.45 2MSISO 24021-10.13 24401-10.23 24801-10.97 Note1:RefertoFCCPart15.247(d)andANSIC63.10-2013,thechannelcontainsthemaximumPSDlevelwasusedto establishthereferencelevel. 4.1.2CSE Mode TX Type Frequency (MHz) ANT LevelofReference (dBm) Limit (dBm) Verdict 1MSISO 24021-9.98-29.98Pass 24401-9.98-29.98Pass 24801-9.98-29.98Pass 2MSISO 24021-10.13-30.13Pass 24401-10.13-30.13Pass 24801-10.13-30.13Pass Note1:RefertoFCCPart15.247(d)andANSIC63.10-2013,thechannelcontainsthemaximumPSDlevelwasusedto establishthereferencelevel. AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page18/25 4.2TestGraph 4.2.1Ref 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page19/25 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page20/25 2M_MCH_2440MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page21/25 4.2.2CSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page22/25 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page23/25 1M_HCH_2480MHz_Ant1_NTNV 2M_LCH_2402MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page24/25 2M_LCH_2402MHz_Ant1_NTNV 2M_MCH_2440MHz_Ant1_NTNV AnnexforBLETestReportNo.:CTL2406117012-WF FCCID:2AC9N-1686202-MIC Page25/25 2M_HCH_2480MHz_Ant1_NTNV 2M_HCH_2480MHz_Ant1_NTNV

FCCID:2AC9N-1686202-MICPage 1 of 2 ReportNo.: CTL2406117012-WF TestSetupPhotosoftheEUT FCCID:2AC9N-1686202-MICPage 2 of 2 ReportNo.: CTL2406117012-WF