2ARNF-M07606Hyperkin Echo-01 Universal Wireless BT

1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: CompanyName:Hyperkin,inc FRN:0027967017 ContactName:JesseZhang Address:1939WestMissionBlvd.Pomona,CA91766 TelephoneNo:(909)397-8788 Email:[email protected] Applicant: Companyname:Hyperkin,inc ProductDescription:0027967017 Granteecode:2ARNF FCCID:2ARNF-M07606 ContactName:JesseZhang Address:1939WestMissionBlvd.Pomona,CA91766 TelephoneNo:(909)397-8788 Email:[email protected] [Hyperkin,inc]certifiesthat,asofthedateofthisfilingoftheapplicationwith theTCB,[Hyperkin,inc]isourdesignatedUSagentforserviceofprocessfor theabovereferencedFCCID.[2ARNF-M07606]acceptstomaintainanagent fornolessthanoneyearafterthegranteehasterminatedallmarketingand importationortheconclusionofanycommissionrelatedproceedinginvolving equipment.[Hyperkin,inc]accepts,asofthedateofthefilingoftheapplication, theobligationofthedesignatedUSagentforserviceofprocessfortheabove referenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause §2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2024-8-8 Applicant’sName:JesseZhangUSAgent’sName:JesseZhang Title:managerTitle:manager SignatureSignature

Hyperkin,inc Date：2024-8-8 ProductModelNumber:M07606-WH,M07606-BK,M07606-RD FCCID：2ARNF-M07606 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyORGANIZATION.onourbehalf shallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:JesseZhang Email:[email protected] Telephone:(909)397-8788 Onbehalfof:Hyperkin,inc

Hyperkin,inc OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August8,2024 Subject;RequestforConfidentiality FCCID:2ARNF-M07606 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:JesseZhang Title:manager

Hyperkin,inc ProductSimilarityDeclaration Product name:Hyperkin Echo-01 Universal Wireless BT Model name: M07606-WH, M07606-BK, M07606-RD FCC ID: 2ARNF-M07606 We(Hyperkin,inc) herebystatethatallthemodelsareelectrical identicalincludingthesamesoftwareparameterandhardware design(i.e.,circuitdesign,PCBLayout,RFmodule/circuit, antennatype(s)andantennalocation,componentsonPCB,etc.,), samemechanicalstructureanddesign(includingproduct enclosure,materials,etc.,),theonlydifferenceis themodel nameddifferent. Signature: Name:JesseZhang Title:manager Place,dat e: 1939 West MissionBlvd. Pomona,CA 91766 202 4-8-8

Inverted F Antenna Specification Summary ITEMANT SPEC Model Name 2.4G ANT HorizontalVertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) 333 Kexing Road, Xiangzhou District, Zhuhai City Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

Siza：L:15mm*W:10mm

FCCID:2ARNF-M07606 RFEXPOSUREEVALUATIONMETHOD AccordingtoKDB447498D01GeneralRFExposureGuidancev06,Unlessspecificallyrequiredbythe publishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremitySARevaluation forgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhen thecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtestexclusion thresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f (GHz) ] ≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiation asspecifiedin§1.1307(b) EUTSpecification EUT HyperkinEcho-01UniversalWirelessBT Frequencyband (Operating) WLAN:2.412GHz~2.462GHz WLAN:5.150GHz~5.250GHz WLAN:5.725GHz~5.850GHz OthersBT:2402-2480MHz DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others ExposureclassificationOccupational/Controlledexposure(S=5mW/cm2) GeneralPopulation/Uncontrolledexposure (S=1mW/cm 2 ) AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Max.outputpower2.822dBm(0.00192W) Antennagain(Max)-0.58dBi EvaluationappliedMPEEvaluation SAREvaluation FCCID:2ARNF-M07606 RFEXPOSUREEVALUATIONMETHOD SARTestExclusionThresholdsfor100MHz – 6GHzand ≤ 50mm ApproximateSARTestExclusionPowerThresholdsatSelectedFrequenciesandTestSeparation DistancesareillustratedinthefollowingTable. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)] · [ √ f(GHz)] ≤ 3.0for1-gSARand ≤ 7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis ≤ 50 mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtest exclusion. FCCID:2ARNF-M07606 Maximummeasuredtransmitterpower. BR+EDR+BLE Operating Mode Freque ncy Measur ed Power max. power Antenna Gain min.test separation distance [√f(GHz)] ResultLimit (MHz)(dBm)(mW)(dBi)(mm) GFSK 24020.3501.08-0.5851.5500.29403 24410.4801.12-0.5851.5620.30543 24800.2441.06-0.5851.5750.29153 π/4DQPSK 24022.0831.62-0.5851.5500.43813 24412.2181.67-0.5851.5620.45563 24801.9911.58-0.5851.5750.43593 8-DPSK 24022.5621.80-0.5851.5500.48923 24412.8221.92-0.5851.5620.52363 24802.5601.80-0.5851.5750.49693 GFSK 24022.4561.76-0.5851.5500.47743 24401.8651.54-0.5851.5620.42013 24801.2041.32-0.5851.5750.36363 Remark:Thebestcasegainoftheantennais-0.58dBi. -0.58dBilogarithmictermsconverttonumericresultisnearly0.87 The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattest separationdistances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)] ThetestResultislessthan3.0for1-gSARand≤7.5for10-gextremitySAR. Conclusion:NoSARisrequired.

BSLTestingCo.,Ltd.ReportNo.:BSL24050149P01-R02 Page 1 of31 FCCPART15SUBPARTCTESTREPORT FCCPART15.247 ReportReferenceNo........................: FCCID.................................................: BSL24050149P01-R02 2ARNF-M07606 Compiledby (position+printedname+signature) .. : Engineer/CindyZheng Supervisedby (position+printedname+signature)..: Manager/HaleyWen Approvedby (position+printedname+signature)..: RFManager/VivianJiang Dateofissue.........................................:August2,2024 TestingLaboratoryName................: BSLTestingCo.,Ltd. Address ................................................. : 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname...............................: Hyperkin,Inc. Address.................................................: 1939WestMissionBlvd.Pomona,CA91766 Testspecification..............................: Standard................................................: FCCPart15.247 BSLTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongastheBSL TestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.BSLTestingCo.,Ltd. takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader'sinterpretation ofthereproducedmaterialduetoitsplacementandcontext. Equipmentdescription.....................:HyperkinEcho-01UniversalWirelessBT TradeMark ............................................ : Hyperkin Manufacturer ......................................... : ShenzhenSarepoTechnologyCo.,Ltd Model/Typereference.........................: M07606-WH ListedModels......................................: M07606-BK,M07606-RD Modulation ........................................... :GFSK Frequency..............................................From2402MHzto2480MHz Ratings ................................................... :DC3.7VfrombatteryorDC5.0VfromUSBPort Result.....................................................:PASS BSLTestingCo.,Ltd.ReportNo.:BSL24050149P01-R02 Page 2 of31 TESTREPORT EquipmentunderTest:HyperkinEcho-01UniversalWirelessBT Model/Type:M07606-WH ListedModels:M07606-BK,M07606-RD ModelDeclaration:Allthemodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign,samemechanicalstructureand design,theonlydifferenceisthemodelnameddifferent. Applicant : Hyperkin,Inc. Address: 1939WestMissionBlvd.Pomona,CA91766 Manufacturer : ShenzhenSarepoTechnologyCo.,Ltd Address: 8thFloorXinZhongTaiTechnologyParkGuangMingNewDistrict ShenZhenCityGuangDongProvinceChina TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. BSLTestingCo.,Ltd.ReportNo.:BSL24050149P01-R02 Page 3 of31 Contents 1TESTSTANDARDS...................................................................................................................4 2SUMMARY......................................................................................................................................5 2.1GeneralRemarks5 2.2ProductDescription5 2.3EquipmentUnderTest5 2.4ShortdescriptionoftheEquipmentunderTest(EUT)5 2.5EUToperationmode6 2.6BlockDiagramofTestSetup6 2.7RelatedSubmittal(s)/Grant(s)6 2.8Modifications6 3TESTENVIRONMENT.............................................................................................................7 3.1Addressofthetestlaboratory7 3.2TestFacility7 3.3Environmentalconditions7 3.4Summaryofmeasurementresults8 3.5Statementofthemeasurementuncertainty8 3.6EquipmentsUsedduringtheTest9 4TESTCONDITIONSANDRESULTS............................................................................11 4.1ACPowerConductedEmission11 4.2RadiatedEmissionsandBandEdge14 4.3MaximumPeakOutputPower21 4.4PowerSpectralDensity22 4.56dBBandwidth24 4.6Out-of-bandEmissions26 4.7AntennaRequirement29 5TESTSETUPPHOTOSOFTHEEUT..........................................................................30 6PHOTOSOFTHEEUT.........................................................................................................31 BSLTestingCo.,Ltd.ReportNo.:BSL24050149P01-R02 Page 4 of31 1TESTSTANDARDS Thetestswereperformedaccordingtofollowingstandards: FCCRulesPart15.247:FrequencyHopping,DirectSpreadSpectrumandHybridSystemsthatarein operationwithinthebandsof902-928MHz,2400-2483.5MHz,and5725-5850MHz. ANSIC63.10-2013:AmericanNationalStandardforTestingUnlicensedWirelessDevices KDB558074D01V05r02:GuidanceforPerformingComplianceMeasurementsonDigitalTransmission Systems(DTS)OperatingUnder§15.247 BSLTestingCo.,Ltd.ReportNo.:BSL24050149P01-R02 Page 5 of31 2SUMMARY 2.1GeneralRemarks Dateofreceiptoftestsample:May20,2024 Testingcommencedon:May20,2024 Testingconcludedon: August2,2024 2.2ProductDescription ProductDescription:HyperkinEcho-01UniversalWirelessBT Model/Typereference:M07606-WH Powersupply:DC3.7VfrombatteryorDC5.0VfromUSBPort Adapterinformation (Auxiliarytestsuppliedby testingLab） Model:EP-TA20CBC Input:AC100-240V50/60Hz Output:DC5V2A FirmwareVersion:EPTA5.14.2 Manufacture:HuizhouDongyangYienbiElectronicsCo.,Ltd TestingsampleID： BSL24050149P01-R02-1#(Engineersample), BSL24050149P01-R02-2#(Normalsample) BluetoothBLE Supportedtype:BluetoothlowEnergy Modulation: GFSK Operationfrequency: 2402MHzto2480MHz Channelnumber:40 Channelseparation: 2MHz Antennatype: PCBantenna Antennagain:-0.58dBi 2.3EquipmentUnderTest Powersupplysystemutilised Powersupplyvoltage: ○ 230V/50Hz ○ 120V/60Hz ○ 12VDC ○ 24VDC ● Other(specifiedinblankbelow) DC3.7VfrombatteryorDC5.0VfromUSBPort 2.4ShortdescriptionoftheEquipmentunderTest(EUT) ThisisaHyperkinEcho-01UniversalWirelessBT. Formoredetails,refertotheuser’smanualoftheEUT. BSLTestingCo.,Ltd.ReportNo.:BSL24050149P01-R02 Page 6 of31 2.5EUToperationmode TheApplicantprovidescommunicationtoolssoftware(Engineermode)tocontroltheEUTforstayingin continuoustransmitting(DutyCyclemorethan98%)andreceivingmodefortesting.Thereare40channels providedtotheEU…

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FCCID：2ARNF-M07606 FCCID：2ARNF-M07606