2AMQ6-S30HAYLOU S30 Wireless Earphones

DongguanLieshengElectronicsCo.,Ltd FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:February2,2024 FCCID:2AMQ6-S30 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing DongguanLieshengElectronicsCo.,Ltdcertifiesthattheequipmentforwhichauthorization issoughtisnot“covered”equipmentprohibitedfromreceivinganequipmentauthorization pursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing DongguanLieshengElectronicsCo.,Ltdcertifiesthat,asofthedateofthefilingof theapplication,theapplicantisnotidentifiedontheCoveredListasanentity producing“covered”equipment. Applicant:DongguanLieshengElectronicsCo.,Ltd Address:Room10073,No.156,HumenAvenue,HumenTown,DongguanCity,Guangdong Province,China ContactPerson:xiongfan Tel.:0769-33335530 Email:[email protected] Sincerely, Signature:

DongguanLieshengElectronicCo.,Ltd Room401-410,Building1,No.86HongtuRoad,NanchengDistrict, DongguanCity,Guangdong,China TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotifytheFCCwithin30daysvia thegrantingTCB. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 U.S.AgentDesignatio 2024-02-02 n NameandcompanyofU.S.agent:APEXUSSPECIALISTSLIMITED PhysicalU.S.addressofagent:1226NorthKingSt.#460WilmingtonDE19801 FRNofU.S.agent:0033495250 ContactNameWellsYan EmailaddressofU.S.agent:[email protected] ContactPhone Dongguan Liesheng Electronic Co., Ltdacknowledges 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:2AMQ6-S30): :(1)230-1046302 APEXUSSPECIALISTSLIMITEDacknowledgestheirobligationtoacceptserviceofprocesson behalfofDongguanLieshengElectronicCo.,Ltd DongguanLieshengElectronicCo.,LtdwiththeFRN0026655068acceptsitsobligationtomaintainan agentforserviceofprocessintheUnitedStatesfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,or theconclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolvingthe equipment,whicheverislater. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(d)(7). Sincerely, Signature Xiongfan Manager DongguanLieshengElectronicCo.,Ltd Signature WellsYan Manager APEXUSSPECIALISTSLIMITED 4 8 _ [ m o d e l ] U S _ A g e n t _ 2 . 9 1 1 ( d ) ( 7 ) - U , V 0 4

Antenna type: PCB printed antenna Antenna model: Bluetooth 2.4G inverted F antenna Antenna gain: 3.59dBi Frequency band: 2.4GHz Antenna manufacturer: Guangdong Xingwei Intelligent Technology Co., Ltd Address:3rd Floor, No. 10 Hengdong Third Road, Hengkeng, Liaobu Town, Dongguan City, Guangdong Province

DongguanLieshengElectronicsCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:February2,2024 Subject;RequestforConfidentiality FCCID:2AMQ6-S30 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram OperationalDescription 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:xiongfan Title:Certifiedengineer

EffectiveDate:April2,2020QSF7.6.4-8–AgentAuthorizationLetterTemplatePage1of1 RevisionDate:Revision:0 DongguanLieshengElectronicsCo.,Ltd Date:February2,2024 ProductModelNumber:HAYLOUS30 FCCID：2AMQ6-S30 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C.CanadaV5J5K5to actonourbehalfonallmattersconcerningtheabovenamedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformationrelatedtotheapproval projecttotheappliedcertificationbodyandtothenotificationentitiesandtodiscussanyissues concerningtheapprovalapplication.AnyandallactscarriedoutbyORGANIZATION.onour behalfshallhavethesameeffectasactsofourown. By:xiongfan ContactListedonFCCWesbite Title:Manager Email:[email protected] Telephone:0769-33335530 Onbehalfof:DongguanLieshengElectronicsCo.,Ltd

Externalphotos

Made in China Dongguan Liesheng Electronic Co., Ltd 型号/Model: HAYLOU S30CAPACITY: 600mAh,2.22Wh 输入/Input:5V 1A FCC ID: 2AMQ6-S30 2024.01.19 Haylou S30 马文彬 Made in China 62.168mm 25.45mm 5mm 5mm 7 .1mm 1.5mm CMIIT ID: 24J44P2FS300 Made in China Dongguan Liesheng Electronic Co., Ltd 型号/Model: HAYLOU S30CAPACITY: 600mAh,2.22W h 输入/Input:5V 1A FCC ID: 2AMQ6-S30 CMIIT ID: 24J44P2FS300 C A P A C I T Y : 6 0 0 m A h , 2 . 2 2 W h C M I I T I D : 2 4 J 4 4 P 2 F S 3 0 0 H A Y L O U S 3 0 F C C I D : 2 A M Q 6 - S 3 0 l : d e o M / 号 型 V 1 t : 5 A u p n I / 入 输 n L i e s h a e u g n g g n E o l e D c t r o n i c C o ., L t d

Internalphotos ANT

ShenzhenHuaxiaTestingTechnologyCo.,Ltd 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20231202418E-02 Applicant: DongguanLieshengElectronicCo.,Ltd. AddressofApplicant: Room10073,No.156,HumenAvenue,HumenTown,DongguanCity, GuangdongProvince EquipmentUnderTest(EUT): EUTName: HAYLOUS30；WirelessEarphones ModelNo.: HAYLOUS30,FilwansHZero TestModelNo.: HAYLOUS30 BrandName: HAYLOU,Filwans FCCID:2AMQ6-S30 Standards: 47CFRPart1.1307 47CFRPart2.1093 KDB447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2023-12-29 DateofTest: 2023-12-29to2024-01-11 DateofIssue:2024-02-18 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-02 Page:2of7 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20231202418E-02Rev.01 Initialreport 2024-02-18 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-02 Page:3of7 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBT......................................................................................................................................4 4SAREVALUATION...........................................................................................................................................................5 4.1RFEXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................5 4.1.1StandardRequirement......................................................................................................................................5 4.1.2Limits....................................................................................................................................................................5 4.1.3EUTRFExposure..............................................................................................................................................7 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-02 Page:4of7 3GeneralInformation 3.1ClientInformation Applicant: DongguanLieshengElectronicCo.,Ltd. AddressofApplicant: Room10073,No.156,HumenAvenue,HumenTown,DongguanCity, GuangdongProvince Manufacturer: DongguanLieshengElectronicCo.,Ltd. AddressofManufacturer: Room10073,No.156,HumenAvenue,HumenTown,DongguanCity, GuangdongProvince Factory: DongguanWanKeDaIndustrialCo.,Ltd. AddressofFactory: Room403,Building1,No.4,MinxingStreet,ShilongTown,DongguanCity, GuangdongProvince 3.2GeneralDescriptionofEUT ProductName: HAYLOUS30；WirelessEarphones ModelNo.: HAYLOUS30,FilwansHZero TestModelNo.: HAYLOUS30 TradeMark: HAYLOU,Filwans SoftwareVersion: JL7018F6_HAYLOUS30_LS_HD002_V0.7_B1F12C06 HardwareVersion: XP013_JL7018F-V1.2 PowerSupply: Lithiumbattery:3.7V,600mAh，PowerBy5VAdapter 3.3GeneralDescriptionofBT OperationFrequency:2402MHz~2480MHz ModulationType:GFSK,π/4DQPSK TransferRate:1Mbps/2Mbps NumberofChannel:79 ProductType:MobilePortable AntennaType: PCBantenna AntennaGain: 3.59dBi ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-02 Page:5of7 4SAREvaluation 4.1RFExposureComplianceRequirement 4.1.1StandardRequirement 447498D04InterimGeneralRFExposureGuidancev01 3.2.SARTestReductionGuidance SARtestreductionprocedures[Glossary]allowusingaparticularsetoftestdataasrepresentative ofother,similar,testconditions.Thismaybeappliedfordatawithindifferenttestpositions(e.g.body, head,extremity),wirelessmodes(e.g.Wi-Fi,cellular),andfrequencybands.Thistestreductionprocess providesfortheuseoftestdataforonespecificchannel,whilereferencingtothosedatafordemonstrating complianceinotherrequiredchannelsforeachtestpositionofanexposurecondition,withintheoperating modeofafrequencyband.Thisislimitedspecificallytowhenthereported1-gor10-gSARforthemid- bandorhighestoutputpowerchannelmeetsanyofthefollowingconditions. 4.1.2Limits SAR-basedthresholdsarederivedbasedonfrequency,power,andseparationdistanceoftheRF source.Theformuladefinesthethresholdsingeneralforeitheravailablemaximumtimeaveragedpoweror maximumtime-averagedERP,whicheverisgreater. IftheERPofadeviceisnoteasilydetermined,suchasforaportabledevicewithasmallform factor,theapplicantmayusetheavailablemaximumtime-averagedpowerexclusivelyifthe deviceantennaorradiatingstructuredoesnotexceedanelectricallengthofλ/4. Asfordeviceswithantennasoflengthgreaterthanλ/4wherethegainisnotwelldefined,but alwayslessthanthatofahalf-wavedipole(lengthλ/2),theavailablemaximumtime-averaged powergenerat…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. 1F.,BlockAofTongshengTechnologyBuilding,HuahuiRoad,DalangStreet,LonghuaDistrict, Shenzhen,China Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V05 ReportTemplateRevisionDate:2021-11-03 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20231202418E-01 Applicant: DongguanLieshengElectronicCo.,Ltd. AddressofApplicant: Room10073,No.156,HumenAvenue,HumenTown,DongguanCity, GuangdongProvince EquipmentUnderTest(EUT): Product: HAYLOUS30；WirelessEarphones ModelNo.: HAYLOUS30,FilwansHZero TestModelNo.: HAYLOUS30 BrandName: HAYLOU,Filwans FCCID: 2AMQ6-S30 Standards:47CFRPart15,SubpartC DateofReceipt:2023-12-29 DateofTest: 2023-12-29to2024-01-11 DateofIssue:2024-02-18 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:2of76 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20231202418E-01Rev.01 Initialreport 2024-02-18 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:3of76 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement47CFRPart15.203/PASS ACPowerLineConducted Emission 47CFRPart15,SubpartCSection 15.207 ANSIC63.10-2013PASS ConductedPeakOutput Power 47CFRPart15.247ANSIC63.10-2013PASS 20dBOccupiedBandwidth47CFRPart15.247ANSIC63.10-2013PASS CarrierFrequencies Separation 47CFRPart15.247ANSIC63.10-2013PASS HoppingChannelNumber47CFRPart15.247ANSIC63.10-2013PASS DwellTime47CFRPart15.247ANSIC63.10-2013PASS PseudorandomFrequency HoppingSequence 47CFRPart15.247ANSIC63.10-2013PASS Band-edgeforRF ConductedEmissions 47CFRPart15.247ANSIC63.10-2013PASS RFConductedSpurious Emissions 47CFRPart15.247ANSIC63.10-2013PASS RadiatedSpurious emissions 47CFRPart15.209ANSIC63.10-2013PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15.205/15.209ANSIC63.10-2013PASS Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. Tx:InthiswholereportTx(ortx)meansTransmitter. Rx:InthiswholereportRx(orrx)meansReceiver. RF:InthiswholereportRFmeansRadiatedFrequency. CH:InthiswholereportCHmeanschannel. Volt:InthiswholereportVoltmeansVoltage. Temp:InthiswholereportTempmeansTemperature. Humid:InthiswholereportHumidmeanshumidity. Press:InthiswholereportPressmeansPressure. N/A:Inthiswholereportnotapplication ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:4of76 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................4 4GENERALINFORMATION...........................................................................................................................................5 4.1CLIENTINFORMATION.................................................................................................................................................5 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................5 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................7 4.4TESTENVIRONMENT...................................................................................................................................................8 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................8 4.6STATEMENTOFTHEMEASUREMENTUNCERTAINTY....................................................................................................9 4.7TESTLOCATION........................................................................................................................................................10 4.8TESTFACILITY..........................................................................................................................................................10 4.9ABNORMALITIESFROMSTANDARDCONDITIONS......................................................................................................10 4.10OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................10 4.11EQUIPMENTLIST.....................................................................................................................................................11 5TESTRESULTSANDMEASUREMENTDATA.....................................................................................................12 5.1ANTENNAREQUIREMENT..........................................................................................................................................12 5.2CONDUCTEDEMISSIONS............................................................................................................................................13 5.3CONDUCTEDPEAKOUTPUTPOWER.........................................................................................................................17 5.420DBOCCUPIEDBANDWIDTH...................................................................................................................................22 5.5CARRIERFREQUENCIESSEPARATION..............................…

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ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:36of76 2DH1_Ant1_Hop ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:37of76 2DH3_Ant1_Hop ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:38of76 2DH5_Ant1_Hop ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:39of76 3DH1_Ant1_Hop ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:40of76 3DH3_Ant1_Hop ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:41of76 3DH5_Ant1_Hop ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:42of76 5.8 Band-edgeforRFConductedEmissions TestRequirement:47CFRPart15CSection15.247(d) TestMethod:ANSIC63.10:2013 TestSetup: Remark:Offset=cableloss+attenuationfactor. Limit:Inany100kHzbandwidthoutsidethefrequencybandinwhichthespread spectrumintentionalradiatorisoperating,theradiofrequencypowerthatis producedbytheintentionalradiatorshallbeatleast20dBbelowthatinthe 100kHzbandwidthwithinthebandthatcontainsthehighestlevelofthe desiredpower,basedoneitheranRFconductedoraradiatedmeasurement. ExploratoryTestMode:HoppingandNon-hoppingtransmittingwithallkindofmodulationandallkind ofdatatype FinalTestMode:Onlytheworstcaseisrecordedinthereport. TestResults:Pass ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:43of76 MeasurementData TestModeChNameFreq(MHz) RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Low24020.89-47.96≤-19.11PASS High24801.26-51.59≤-18.74PASS LowHop_24020.70-56.12≤-19.3PASS HighHop_24801.48-55.36≤-18.52PASS 2DH5 Low24020.96-48.21≤-19.04PASS High24801.32-53.29≤-18.68PASS LowHop_24020.90-56.04≤-19.1PASS HighHop_24801.41-55.42≤-18.59PASS ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:44of76 Testplotasfollows: DH5_Ant1_Low_2402 DH5_Ant1_High_2480 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:45of76 DH5_Ant1_Low_Hop_2402 DH5_Ant1_High_Hop_2480 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:46of76 2DH5_Ant1_Low_2402 2DH5_Ant1_High_2480 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:47of76 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:48of76 5.9SpuriousRFConductedEmissions TestRequirement:47CFRPart15CSection15.247(d) TestMethod:ANSIC63.10:2013 TestSetup: Remark:Offset=cableloss+attenuationfactor. Limit:Inany100kHzbandwidthoutsidethefrequencybandinwhichthespread spectrumintentionalradiatorisoperating,theradiofrequencypowerthatis producedbytheintentionalradiatorshallbeatleast20dBbelowthatinthe 100kHzbandwidthwithinthebandthatcontainsthehighestlevelofthe desiredpower,basedoneitheranRFconductedoraradiated measurement. ExploratoryTestMode:Non-hoppingtransmittingwithallkindofmodulationandallkindofdatatype FinalTestMode:ThroughPre-scan,findtheDH5ofdatatypeistheworstcaseofGFSK modulationtype,2-DH5ofdatatypeistheworstcaseofπ/4DQPSK modulationtype. TestResults:Pass ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:49of76 DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:50of76 DH5_Ant1_2402_1000~26500 DH5_Ant1_2441_0~Reference

ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:51of76 DH5_Ant1_2441_30~1000 DH5_Ant1_2441_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:52of76 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:53of76 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:54of76 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:55of76 2DH5_Ant1_2441_0~Reference 2DH5_Ant1_2441_30~1000 ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:56of76 2DH5_Ant1_2441_1000~26500 2DH5_Ant1_2480_0~Reference ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:57of76 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Remark: Pretest9kHzto25GHz,findthehighestpointwhentesting,soonlytheworstdatawereshowninthetest report.PerFCCPart15.33(a)and15.31(o),Theamplitudeofspuriousemissionsfromintentionalradiators whichareattenuatedmorethan20dBbelowthepermissiblevalueneednotbereportedunlessspecifically requiredelsewhereinthispart. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:58of76 5.10 OtherrequirementsFrequencyHoppingSpreadSpectrumSystem TestRequirement:47CFRPart15CSection15.247(a)(1),(h)requirement: Thesystemshallhoptochannelfrequenciesthatareselectedatthesystemhopping ratefromaPseudorandomorderedlistofhoppingfrequencies.Eachfrequencymustbeusedequally ontheaveragebyeachtransmitter.Thesystemreceiversshallhaveinputbandwidthsthatmatchthe hoppingchannelbandwidthsoftheircorrespondingtransmittersandshallshiftfrequenciesin synchronizationwiththetransmittedsignals. Frequencyhoppingspreadspectrumsystemsarenotrequiredtoemployallavailablehopping channelsduringeachtransmission.However,thesystem,consistingofboththetransmitterandthe receiver,mustbedesignedtocomplywithalloftheregulationsinthissectionshouldthe transmitterbepresentedwithacontinuousdata(orinformation)stream.Inaddition,asystem employingshorttransmissionburstsmustcomplywiththedefinitionofafrequencyhoppingsystem andmustdistributeitstransmissionsovertheminimumnumberofhoppingchannelsspecifiedin thissection. Theincorporationofintelligencewithinafrequencyhoppingspreadspectrumsystemthatpermits thesystemtorecognizeotheruserswithinthespectrumbandsothatitindividuallyand independentlychoosesandadaptsitshopsetstoavoidhoppingonoccupiedchannelsispermitted. Thecoordinationoffrequencyhoppingsystemsinanyothermannerfortheexpresspurposeof avoidingthesimultaneousoccupancyofindividualhoppingfrequenciesbymultipletransmittersis notpermitted. Complianceforsection15.247(a)(1) AccordingtoBluetoothCoreSpecification,thepseudorandomsequencemaybegeneratedinanine- stageshiftregisterwhose5thand9thstage outputsareaddedinamodulo-twoadditionstage.Andtheresultisfedbacktotheinputofthefirst stage.ThesequencebeginswiththefirstONEof9consecutiveONEs;i.e.theshiftregisterisinitialized withnineones. •Numberofshiftregisterstages:9 •Lengthofpseudo-randomsequence:2 9 -1=511bits •Longestsequenceofzeros:8(non-invertedsignal) AnexampleofPseudorandomFrequencyHoppingSequenceasfollow: Eachfrequencyusedequallyontheaveragebyeachtransmitter. AccordingtoBluetoothCoreSpecification,BluetoothreceiversaredesignedtohaveinputandIF bandwidthsthatmatchthehoppingchannelbandwidthsofanyBluetoothtransmittersandshift frequenciesinsynchronizationwiththetransmittedsignals. Complianceforsection15.247(g) AccordingtoBluetoothCoreSpecification,theBluetoothsystemtransmitsthepacketwiththe pseudorandomhoppingfrequencywithacontinuousdataandtheshortbursttransmissionfromthe Bluetoothsystemisalsotransmittedunderthefrequencyhoppingsystemwiththepseudorandom hoppingfrequencysystem. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:59of76 Complianceforsection15.247(h) AccordingtoBluetoothCorespecification,theBluetoothsystemincorporateswithanadaptive systemtodetectotheruserwithinthespectrumbandsothatitindividuallyandindependentlyto avoidhoppingontheoccupiedchannels. AccordingtotheBluetoothCorespecification,theBluetoothsystemisdesignednothavetheability tocoordinatedwithotherFHSSSysteminanefforttoavoidthesimultaneousoccupancyofindividual hoppingfrequenciesbymultipletransmitter. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:60of76 5.11 RadiatedSpuriousEmission&Restrictedbands TestRequirement:47CFRPart15CSection15.209and15.205 TestMethod:ANSIC63.10:2013 TestSite:MeasurementDistance:3m(Semi-AnechoicChamber) ReceiverSetup: FrequencyDetectorRBWVBWRemark 0.009MHz-0.090MHzPeak10kHz30kHzPeak 0.009MHz-0.090MHzAverage10kHz30kHzAverage 0.090MHz-0.110MHzQuasi-peak10kHz30kHzQuasi-peak 0.110MHz-0.490MHzPeak10kHz30kHzPeak 0.110MHz-0.490MHzAverage10kHz30kHzAverage 0.490MHz-30MHzQuasi-peak10kHz30kHzQuasi-peak 30MHz-1GHzPeak120kHz300kHzPeak Above1GHz Peak1MHz3MHzPeak Peak1MHz10HzAverage Limit: Frequency Fieldstrength (microvolt/meter) Limit (dBuV/m) Remark Measurement distance(m) 0.009MHz-0.490MHz2400/F(kHz)--300 0.490MHz-1.705MHz24000/F(kHz)--30 1.705MHz-30MHz30--30 30MHz-88MHz10040.0Quasi-peak3 88MHz-216MHz15043.5Quasi-peak3 216MHz-960MHz20046.0Quasi-peak3 960MHz-1GHz50054.0Quasi-peak3 Above1GHz50054.0Average3 Note:15.35(b),Unlessotherwisespecified,thelimitonpeakradiofrequency emissionsis20dBabovethemaximumpermittedaverageemissionlimit applicabletotheequipmentundertest.Thispeaklimitappliestothetotal peakemissionlevelradiatedbythedevice. ShenzhenHuaxiaTestingTechnologyCo.,Ltd. ReportNo.:CQASZ20231202418E-01 Page:61of76 TestSetup: Figure1.Below30MHz Figure2.30MHzto1GHzFigure3.Above1GHz TestProcedure: a.1)Below1G:TheEUTwasplacedonthetopofarotatingtable0.8meters abovethegroundata3metersemi-anechoiccamber.Thetablewas rotated360degreestodeterminethepositionofthehighestradiation. 2)Above1G:TheEUTwasplacedonthetopofarotatingtable1.5meters abovethegroundata3metersemi-anechoiccam…

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1Photographs-EUTTestSetup 1.1RadiatedEmission 9KHz~30MHz: 30MHz~1GHz: Above1GHz: 1.2ConductedEmission