2AS3I-V41001WOpen Wearable True Wireless Earbuds

74.89 mm 54.29 mm

[ShenzhenSowakElectronicCo.,Ltd.] [No.88,JinkangRoad,JinshaCommunity,KengziStreet,PingshanDist.,Shenzhen, Guangdong,China] Date:[2025.10.29] FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AS3I-V41001W FRN:0028404507 USAgent–AttestationStatement/Part2.911(d)(7) [ShenzhenSowakElectronicCo.,Ltd]certifies,thatasof[2025.10.29],wehavedesignated SakarInternational,InctoacceptserviceofprocessonourbehalfforFCCID:2AS3I-V41001W [ShenzhenSowakElectronicCo.,Ltd],acceptstomaintainanagentofserviceofprocessinthe UnitedStatesfornolessthanoneyearafterherthegranteehaspermanentlyterminatedall marketingandimportationoftheapplicableequipmentwithintheU.S.,ortheconclusionofany Commission-relatedadministrativeorjudicialproeitceedinginvolvingtheequipment,whicheveris later. SakarInternational,Inc,acceptsasofthedateofthefilingofthisapplication,theobligationof beingthedesignatedagentforthepurposeofacceptingserviceofprocessonbehalfof [ShenzhenSowakElectronicCo.,Ltd]forFCCID:2AS3I-V41001W DesignatedAgentInformation: CompanyName:SakarInternational,Inc FRN:0028102671 Address:195CarterDriveEdison,Edison,NJ8817UnitedStates ContactPerson: DAWNLEITAO Phone: （ 800 ） 637-1090 Email:[email protected] Sincerely, Company:[ShenzhenSowakElectronicCo., Ltd] DesignatedAgent:[SakarInternational,Inc] CompanyRepresentative:[YiZhang]DesignatedAgentRepresentative:[DAWNLEITAO] Signature: Signature:

Rev1/26/2023 (ShenzhenSowakElectronicCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2025.11.24 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2AS3I-V41001W ShenzhenSowakElectronicCo.,Ltd.(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. ShenzhenSowakElectronicCo.,Ltd.(“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtdoesnotincludecybersecurityoranti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofitssuccessorsandassignees,includingequipmentwithintegratedKaspersky Lab,Inc.(oranyofitssuccessorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24- 886andKDB986446D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, YiZhang Rev1/26/2023 (ShenzhenSowakElectronicCo.,Ltd.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2025.11.24 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2AS3I-V41001W ShenzhenSowakElectronicCo.,Ltd.(“theapplicant”)certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. Sincerely, YiZhang

ShenzhenSowakElectronicCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:2025.11.24 SUBJECT:FCCID:2AS3I-V41001W ToWhomItMayConcern: I,theundersigned,herebystatesthisequipmenthasbeentestedandfoundtocomply withthelimitsforaClassBdigitaldevice,pursuanttopart15oftheFCCRules,and willapplytheSupplier'sDeclarationofConformityproceduretotheclassB computerperipheralportionofthiscompositedevice.IunderstandthefollowingFCC requirements: 1.DevicessubjecttotheSDoCprocedurearerequiredtobetestedtoshow compliancewiththeFCCtechnicalregulationsbyarecognizedaccreditedtesting laboratory.ThetestinglaboratorymustbeaccreditedbyaCommissionapproved accreditationbodyordesignatedunderthetermsofagovernment-to-government MutualRecognitionAgreement(MRA).Alistingofthoseaccreditedtesting laboratoriesthathavebeenrecognizedbytheCommissionispublishedontheFCC Webpage:https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm(Selectthe "accredited"optiontosearchforFCCrecognizedaccreditedtestfirms.) 2.Pt2.1077containsthelistofinformationthatmustbeincludedintheSupplier's DeclarationofConformity,whichmustbesuppliedwitheachproductsold.The SDoCcomplianceinfoshallbeincludedintheUser’sManualorasaseparate sheet.Theinfomustcontainthename,address,andphonenumberofthe responsibleparty,whichmustbelocatedwithintheUnitedStates.Accordingto 2.909(b),theresponsiblepartyiseithertheManufactureroriftheproductis importedtheImporter. Regards, ShenzhenSowakElectronicCo.,Ltd. ------------------------------- （YiZhang）

Rev11/20/07 ShenzhenSowakElectronicCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationof FCCID:2AS3I-V41001W PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName BlockDiagram Schematics OperationalDescription BlockDiagram Schematics OperationalDescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,Wealsorequestingthe commissiontograntshort-termconfidentialityrequestonthefollowingattachmentsuntil180 daysaftertheGrantDateofEquipmentAuthorizations. ExhibitTypeFileName Date:2025.11.24 Sincerely, YiZhang

ShenzhenSowakElectronicCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7453OaklandMillsRoad Columbia,MD21046 Date:2025.11.24 SUBJECT:FCCApplicationfor(FCCID:2AS3I-V41001W) ToWhomItMayConcern: We,theundersigned,herebyauthorizeSamLvatEMTEK(DONGGUAN)CO.,LTD.on ourbehalf,toapplytotheFederalCommunicationsCommissiononourequipment.Any andallactscarriedoutbyEMTEK(DONGGUAN)CO.,LTD.onourbehalfshallhave thesameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, Sincerely, YiZhang

ReportNo.ENS2510300257W003Page1of5Ver.1.0 FCCID:2AS3I-V41001W ReportNo.ENS2510300257W003Page2of5Ver.1.0 ReportNo.ENS2510300257W003Page3of5Ver.1.0 ReportNo.ENS2510300257W003Page4of5Ver.1.0 ReportNo.ENS2510300257W003Page5of5Ver.1.0

The FCC ID is in the user manual due to the size of the device and the FCC ID is included on the device packaging.

ReportNo.ENS2510300257W003Page1of2Ver.1.0 FCCID:2AS3I-V41001W ReportNo.ENS2510300257W003Page2of2Ver.1.0 BTANT

ReportNo.ENS2510300257W00302RPage1of7Ver.1.0 $二维码$ TESTREPORT ProductName：OpenWearableTrueWirelessEarbuds ModelNumber：V41001W FCCID ： 2AS3I-V41001W Preparedfor:ShenzhenSowakElectronicCo.,Ltd. Address:No.88,JinkangRoad,JinshaCommunity,KengziStreet, Pingshan,Shenzhen,518122,China Preparedby:EMTEK(SHENZHEN)CO.,LTD. Address:Building69,MajialongIndustryZone,NanshanDistrict, Shenzhen,Guangdong,China TEL:(0755)26954280 FAX:(0755)26954282 ReportNumber:ENS2510300257W00302R Dateofsamplereceipt:Oct30,2025 Date(s)ofTests:Oct30,2025toNov20,2025 Dateofissue:Nov21,2025 ReportNo.ENS2510300257W00302RPage2of7Ver.1.0 TableofContents 1.TESTRESULTCERTIFICATION...............................................................................................................................................3 2.EUTSPECIFICATION.................................................................................................................................................................5 3.TESTREQUIREMENT................................................................................................................................................................6 4.MEASUREMENTRESULT.........................................................................................................................................................7 ReportNo.ENS2510300257W00302RPage3of7Ver.1.0 1.TESTRESULTCERTIFICATION Applicant:ShenzhenSowakElectronicCo.,Ltd. Address: No.88,JinkangRoad,JinshaCommunity,KengziStreet,Pingshan,Shenzhen, 518122,China Manufacturer:ShenzhenSowakElectronicCo.,Ltd. Address: No.88,JinkangRoad,JinshaCommunity,KengziStreet,Pingshan,Shenzhen, 518122,China Factory:ShenzhenSowakElectronicCo.,Ltd. Address: No.88,JinkangRoad,JinshaCommunity,KengziStreet,Pingshan,Shenzhen, 518122,China EUT:OpenWearableTrueWirelessEarbuds ModelName:V41001W Trademark:N/A MeasurementProcedureUsed: APPLICABLESTANDARDS STANDARDTESTRESULT §15.247(i),§2.1093 PASS TheaboveequipmentwastestedbyEMTEK(SHENZHEN)CO.,LTD.Thetestdata,dataevaluation,test procedures,andequipmentconfigurationsshowninthisreportweremadeinaccordancewiththeprocedures giveninANSIC63.10(2020)andtheenergyemittedbythesampleEUTtestedasdescribedinthisreportisin compliancewiththerequirementsofFCCRulesFCC§15.247(i),§2.1093. Thetestresultsofthisreportrelateonlytothetestedsampleidentifiedinthisreport DateofTest:Oct30,2025toNov20,2025 Preparedby: UnaYu/Editor Reviewer: JoeXia/Supervisor Approve&AuthorizedSigner:LisaWang/Manager ReportNo.ENS2510300257W00302RPage4of7Ver.1.0 ModifiedHistory VersionReportNo.RevisionDateSummary ENS2510300257W00302R/OriginalReport ReportNo.ENS2510300257W00302RPage5of7Ver.1.0 2. EUTSpecification CharacteristicsDescription Product:OpenWearableTrueWirelessEarbuds ModelNumber:V41001W Sample:1# DataRate: 1MbpsforGFSKmodulation 2Mbpsforπ/4-DQPSKmodulation 3Mbpsfor8DPSKmodulation Modulation: GFSK,π/4-DQPSK,8DPSK OperatingFrequency Range(s): 2402-2480MHz NumberofChannels: 79channels TransmitPowerMax: 2.99dBm(0.001991W) AntennaGain:2.78dBi Powersupply: DC5VfromUSB DC3.7Vfrombattery Evaluationapplied:MPEEvaluation SAREvaluation ReportNo.ENS2510300257W00302RPage6of7Ver.1.0 3. TestRequirement SAREvaluation Accordingto447498D01V06,systemsoperatingundertheprovisionsofthissectionshallbeoperatedina mannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessofthe Commission’sguidelines. RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,usingmeasurementsorcomputer simulation.WhenroutineSARevaluationisnotrequired,portabletransmitterswithoutputpowergreaterthan theapplicablelowthresholdrequireSARevaluationtoqualityforTCBapproval. OneantennaisavailablefortheEUT.Theminimumseparationdistanceis5mm. ReportNo.ENS2510300257W00302RPage7of7Ver.1.0 4. MeasurementResult Antennagain:2.78dBi Transmit Frequency (MHz) Mode Measured Power (dBm) EIRP (dBm) Tuneup Power (dBm) Maxtune uppower (dBm) Calculation Result Calculation threshold(1 -gSAR) 2402GFSK-3.39-0.61 0±11 0.39023 2441GFSK-0.712.072±130.62353 2480GFSK1.874.654±150.99603 2402Π/4-DQPSK-2.86-0.080±110.39023 2441Π/4-DQPSK0.032.813±140.78493 2480Π/4-DQPSK2.465.245±161.25393 2402 8DPSK -2.410.370±110.39023 2441 8DPSK 0.673.453±140.78493 2480 8DPSK 2.995.775±161.25393 AccordingtoKDB447498D01V06,nostand-alonerequiredforBTantenna,andnosimultaneousSAR measurementisrequired. ***EndofReport***

PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 1 SPECIFICATIONS CUSTOMER: DESCRIPTION:GeomagneticAntenna CUSTOMERPARTNO: OURMODELNO: PBX1608MA02 DATE: PLEASERETURNTOUSONECOPYOF“SPECIFICATIONFORAPPROVAL” WITHYOURAPPROVEDSIGNATURES ApprovedLiuFeiAuditLiuFeiMakingLiuXiaoMei CustomerAcknowledgesSignature Date PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 2 PBX1608MA02Specification OperatingTemp.:-40 °C ~+85 °C 1.FEATURES: ●Lightweight,compact ●Widebandwidth,lowcost ●Built-inantennawithhighgain 2.APPLICATIONS: ●Bluetooth,WirelessLAN,MobileTV ●HomeRFSystem,etc 3.PRODUCTIDENTIFICATION (1)(2)(3) (1)Producttype:MultilayerchipAntenna (2)CenterFrequency:2450MHz (3)ExternalDimensions(L×W)(mm):1.6*0.8 4.SHAPEANDDIMENSIONS: LWHA 1.60±0.200.80±0.20 0.80±0.200.30±0.10 CH IP45 016 2 08 PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 3 ●AntennaislocatedinthePCBboardorthemiddleposition(long-barheadphones):(units:mm) Theantennaisoptimallyplacedinthemiddlearea,andatleastonerowofthroughholes aroundtheclearanceareaisoptimallyrequired. ●WhentheantennaislocatedattheedgeofthePCBboard(in-earheadphonesandsome long-barheadphones): Theantennaisoptimallyplaced ontheedgeofthePCBA;theantennaand itsalignmentaresetonasinglelayer. Designcriteria:： 1.Thedimensionsinthediagramareforreferenceonly;theactualdimensionsareoptimizedfor differentversions. 2.Theoptimumclearanceareaaroundtheneedforatleastarowofholes,aperture0.3mm,and otherPCBAcircuitormaterialisolation. PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 4 AntennaPackageScheme1 （ 3.5mm × 7.5mm） PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 5 AntennaPackageSchemeII （ 4.5mm × 6mm） PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 6 AntennaPackageSchemeIII （ 1.5mm × 10mm） PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 7 ElectricalCharacteristics CharacteristicCurves PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON： X＝±X.X＝±X.XX＝ ANGLES＝ ± HOLEDIA＝ ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE：N/AUNIT：mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE：CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 8 RadiationPattern PengBanXingYeShenZhenTechnologyCo.,Ltd Address：Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTH…

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ReportNo.ENS2510300257W00301RPage1of73Ver.1.0 TESTREPORT ProductName：OpenWearableTrueWirelessEarbuds ModelNumber：V41001W FCCID：2AS3I-V41001W Preparedfor:ShenzhenSowakElectronicCo.,Ltd. Address:No.88,JinkangRoad,JinshaCommunity,KengziStreet, Pingshan,Shenzhen,518122,China Preparedby:EMTEK(SHENZHEN)CO.,LTD. Address:Building69,MajialongIndustryZone,NanshanDistrict, Shenzhen,Guangdong,China TEL:(0755)26954280 FAX:(0755)26954282 ReportNumber:ENS2510300257W00301R Dateofsamplereceipt:Oct30,2025 Date(s)ofTests:Oct30,2025toNov20,2025 Dateofissue:Nov21,2025 $二维码$ ReportNo.ENS2510300257W00301RPage2of73Ver.1.0 TableofContents 1TESTRESULTCERTIFICATION..................................................................................................................................................3 2EUTTECHNICALDESCRIPTION.................................................................................................................................................5 3SUMMARYOFTESTRESULT.....................................................................................................................................................6 4TESTMETHODOLOGY.................................................................................................................................................................7 4.1GENERALDESCRIPTIONOFAPPLIEDSTANDARDS......................................................................................................7 4.2MEASUREMENTEQUIPMENTUSED..................................................................................................................................7 4.3DESCRIPTIONOFTESTMODES..........................................................................................................................................8 5FACILITIESANDACCREDITATIONS........................................................................................................................................9 5.1FACILITIES..............................................................................................................................................................................9 5.2EQUIPMENT............................................................................................................................................................................9 5.3LABORATORYACCREDITATIONSANDLISTINGS.........................................................................................................9 6TESTSYSTEMUNCERTAINTY.................................................................................................................................................10 7SETUPOFEQUIPMENTUNDERTEST.....................................................................................................................................11 7.1RADIOFREQUENCYTESTSETUP1.................................................................................................................................11 7.2RADIOFREQUENCYTESTSETUP2.................................................................................................................................11 7.3CONDUCTEDEMISSIONTESTSETUP.............................................................................................................................13 7.4BLOCKDIAGRAMCONFIGURATIONOFTESTSYSTEM.............................................................................................14 7.5SUPPORTEQUIPMENT........................................................................................................................................................14 8FREQUENCYHOPPINGSYSTEMREQUIREMENTS...............................................................................................................15 8.1StandardApplicable.................................................................................................................................................................15 8.2EUTPseudorandomFrequencyHoppingSequence................................................................................................................15 8.3EqualHoppingFrequencyUse................................................................................................................................................16 8.4FrequencyHoppingSystem.....................................................................................................................................................16 9TESTREQUIREMENTS...............................................................................................................................................................17 9.120DB&99%BANDWIDTH.....................................................................................................................................................17 9.2CARRIERFREQUENCYSEPARATION..............................................................................................................................28 9.3NUMBEROFHOPPINGFREQUENCIES............................................................................................................................31 9.4AVERAGETIMEOFOCCUPANCY(DWELLTIME)........................................................................................................34 9.5MAXIMUMPEAKCONDUCTEDOUTPUTPOWER.........................................................................................................44 9.6CONDUCTEDSUPRIOUSEMISSION.................................................................................................................................50 9.7RADIATEDSPURIOUSEMISSION.....................................................................................................................................60 9.8CONDUCTEDEMISSIONTEST...........................................................................................................................................69 9.9ANTENNAAPPLICATION.................................................................................................................…

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ReportNo.ENS2510300257W00301RPage40of73Ver.1.0 2DH5-Ant1-Hop-PASS ReportNo.ENS2510300257W00301RPage41of73Ver.1.0 3DH1-Ant1-Hop-PASS ReportNo.ENS2510300257W00301RPage42of73Ver.1.0 3DH3-Ant1-Hop-PASS ReportNo.ENS2510300257W00301RPage43of73Ver.1.0 3DH5-Ant1-Hop-PASS ReportNo.ENS2510300257W00301RPage44of73Ver.1.0 9.5MAXIMUMPEAKCONDUCTEDOUTPUTPOWER 9.5.1ApplicableStandard AccordingtoFCCPart15.247(b)(1)andKDB558074D0115.247MEASGUIDANCEv05r02 AccordingtoICRSS-247.5.4andRSS-Gen6.12 9.5.2ConformanceLimit ThemaxForfrequencyhoppingsystemsoperatinginthe2400-2483.5MHzbandemployingatleast75 non-overlappinghoppingchannels:1watt.Forallotherfrequencyhoppingsystemsinthe2400-2483.5MHzband: 0.125watts. 9.5.3TestConfiguration Testaccordingtoclause7.1radiofrequencytestsetup1 9.5.4TestProcedure Asanalternativetoapeakpowermeasurement,compliancewiththelimitcanbebasedonameasurementofthe maximumconductedoutputpower. Usethefollowingspectrumanalyzersettings: SetSpan=approximately5timesthe20dBbandwidth,centeredonahoppingchannel(about8MHz) SetRBW>the20dBbandwidthoftheemissionbeingmeasured(about3MHz) SetVBW  RBW SetSweep=auto SetDetectorfunction=peak SetTrace=maxhold Allowthetracetostabilize.Usethemarker-to-peakfunctiontosetthemarkertothepeakoftheemissionto determinethepeakamplitudelevel. TestResults Temperature: 25 ̊ C RelativeHumidity:45% ATMPressure:1011mbar Note:N/A Test Mode AntennaFrequency[MHz] ConductedPeak Powert[dBm] Conducted Limit[dBm] Verdict DH5Ant12402-3.39≤20.97PASS DH5Ant12441-0.71≤20.97PASS DH5Ant124801.87≤20.97PASS 2DH5Ant12402-2.86≤20.97PASS 2DH5Ant124410.03≤20.97PASS 2DH5Ant124802.46≤20.97PASS 3DH5Ant12402-2.41≤20.97PASS 3DH5Ant124410.67≤20.97PASS 3DH5Ant124802.99≤20.97PASS ReportNo.ENS2510300257W00301RPage45of73Ver.1.0 DH5-Ant1-2402-PASS DH5-Ant1-2441-PASS ReportNo.ENS2510300257W00301RPage46of73Ver.1.0 DH5-Ant1-2480-PASS 2DH5-Ant1-2402-PASS ReportNo.ENS2510300257W00301RPage47of73Ver.1.0 2DH5-Ant1-2441-PASS 2DH5-Ant1-2480-PASS ReportNo.ENS2510300257W00301RPage48of73Ver.1.0 3DH5-Ant1-2402-PASS 3DH5-Ant1-2441-PASS ReportNo.ENS2510300257W00301RPage49of73Ver.1.0 3DH5-Ant1-2480-PASS ReportNo.ENS2510300257W00301RPage50of73Ver.1.0 9.6CONDUCTEDSUPRIOUSEMISSION 9.6.1ApplicableStandard AccordingtoFCCPart15.247(d)andKDB558074D0115.247MEASGUIDANCEv05r02 AccordingtoICRSS-2475.5 9.6.2ConformanceLimit Inany100kHzbandwidthoutsidethefrequencybandinwhichthespreadspectrumintentionalradiatoris operating,theradiofrequencypowerthatisproducedbytheintentionalradiatorshallbeatleast20dBbelowthat inthe100kHzbandwidthwithinthebandthatcontainsthehighestlevelofthedesiredpower,basedoneitheran RFconducted,providedthetransmitterdemonstratescompliancewiththepeakconductedpowerlimits. 9.6.3TestConfiguration Testaccordingtoclause7.1radiofrequencytestsetup1 9.6.4TestProcedure Thetransmitteroutput(antennaport)wasconnectedtothespectrumanalyzer Referencelevelmeasurement Establishareferencelevelbyusingthefollowingprocedure: SetinstrumentcenterfrequencytoDSSchannelcenterfrequency. SetSpan=approximately5timesthe20dBbandwidth,centeredonahoppingchannel. SettheRBW=100kHz.SettheVBW≥3xRBW. SetDetector=peak.SetSweeptime=autocouple. SetTracemode=maxhold.Allowtracetofullystabilize. UsethepeakmarkerfunctiontodeterminethemaximumMaximumconducetedlevel. Notethatthechannelfoundtocontainthemaximumconducetedlevelcanbeusedtoestablishthereference level. Band-edgemeasurement Usethefollowingspectrumanalyzersettings: Span=wideenoughtocapturethepeakleveloftheemissionoperatingonthechannelclosesttotheband-edge, aswellasanymodulationproductswhichfalloutsideoftheauthorizedbandofoperation SetRBW  1%ofthespan=100kHzSetVBW  3xRBW SetSweep=autoSetDetectorfunction=peakSetTrace=maxhold Allowthetracetostabilize.Setthemarkerontheemissionatthebandedge,oronthehighestmodulation productoutsideoftheband,ifthislevelisgreaterthanthatatthebandedge.Enablethemarker-deltafunction, thenusethemarker-to-peakfunctiontomovethemarkertothepeakofthein-bandemission.Themarker-delta valuenowdisplayedmustcomplywiththelimitspecifiedinthisSection. Now,usingthesameinstrumentsettings,enablethehoppingfunctionoftheEUT.Allowthetracetostabilize. Followthesameprocedurelistedabovetodetermineifanyspuriousemissionscausedbythehoppingfunction alsocomplywiththespecifiedlimit. Emissionlevelmeasurement Usethefollowingspectrumanalyzersettings: Span=wideenoughtocapturethepeaklevelofthein-bandemissionandallspuriousemissions(e.g.,harmonics) fromthelowestfrequencygeneratedintheEUTupthroughthe10thharmonic.(30MHzto25GHz).SetRBW= 100kHzSetVBW  RBW SetSweep=autoSetDetectorfunction=peakSetTrace=maxhold Allowthetracetostabilize.Setthemarkeronthepeakofanyspuriousemissionrecorded.Theleveldisplayed mustcomplywiththelimitspecifiedinthisSection. ReportNo.ENS2510300257W00301RPage51of73Ver.1.0 9.6.5TestResults Temperature: 25 ̊ C RelativeHumidity:45% ATMPressure:1011mbar Note:N/A Alltheantennaandmodesmodehavebeentested,andtheworstresultrecordedwasreportasbelow: Bandedgemeasurements TestModeAntennaChNameFrequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1Low2402-4.13-46.7≤-24.13PASS DH5Ant1High24801.01-45.9≤-18.99PASS DH5Ant1LowHop_2402-4.85-45.45≤-24.85PASS DH5Ant1HighHop_24801.50-45.77≤-18.51PASS ReportNo.ENS2510300257W00301RPage52of73Ver.1.0 DH5-Ant1-2402-PASS DH5-Ant1-2480-PASS ReportNo.ENS2510300257W00301RPage53of73Ver.1.0 DH5-Ant1-Hop_2402-PASS DH5-Ant1-Hop_2480-PASS ReportNo.ENS2510300257W00301RPage54of73Ver.1.0 ConductedSpuriousEmission TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant124020~Reference-4.88-4.88---PASS DH5Ant1240230~1000-4.88-60.72≤-24.88PASS DH5Ant124021000~26500-4.88-50.4≤-24.88PASS DH5Ant124410~Reference-1.34-1.34---PASS DH5Ant1244130~1000-1.34-61.1≤-21.34PASS DH5Ant124411000~26500-1.34-51.03≤-21.34PASS DH5Ant124800~Reference0.990.99---PASS DH5Ant1248030~10000.99-58.85≤-19.01PASS DH5Ant124801000~265000.99-50.05≤-19.01PASS ReportNo.ENS2510300257W00301RPage55of73Ver.1.0 DH5-Ant1-2402-0~Reference-PASS DH5-Ant1-2402-30~1000-PASS Repor…

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