2ABMR-EP-TW4PEBBLES AIR

EP-TW4InstructionManual order number function 1popupnothave 2Hallswitchhave 3GameModeTouchtheleft/rightear4times 4Connectyourphone SearchBluetoothnameintheBluetoothdetailspageto connecttoMEEaudioprojectrequirementsdocument 5VoiceAssistantRighteartouched3times 6Play/PauseTouchtheleft/righteartwice 7answerthetelephoneTouchtheleft/righteartwice 8ringoffTouchtheleft/righteartwice 9 Donotanswerthe call Longpresstheleft/rightearfor2seconds 10 Turnmicrophoneon oroffduringcalls Touchtheleft/rightear3times(duringcalls) 11 Three-waycall(when thesecondcallcomes in) Longpresstheleft/rightearfor2seconds 12VolumeupRighteartouchedonce 13ReduceinMusicTouchtheleftearonce 14PrevioustrackLongpresstheleftearfor2seconds 15NexttrackLongpresstherightearfor2seconds 16changing-overEQTouchtheleftearthreetimes 17startingup Pressandholdtheleftearfor2seconds:Bothleftand rightearsmustbepoweredon(openthelidtoremovethe earphonesandpowerthemon) 18shutdown Longpresstheleft/rightearfor4seconds.Thedevicewill automaticallyshutdownafter3minuteswithout connection(warehouseshutdown). 19 Restorefactory settingsorclear pairing Touchtheleft/rightear6times(unconnected) 18 Switchbetween ChineseandEnglish nothave 19 Intraocular examination nothave 20 Headphone positioning nothave 21rechristen OntheBluetoothdetailspage,clicktheBluetoothnameto modifyit 22disconnect Theheadsetautomaticallydisconnectswhenplacedinthe chargingcaseandreconnectswhenremoved. 23DisplayinelectricityDisplaybatterystatus(requiresphonesupport) 24chargingindicationThechargingindicatorlightremainsonduringcharging 25Headphonebattery 26CangBattery 27 continuationofthe journey 28suona Theoperationmethodmayvaryslightlydependingonyourphonemodelandoperating systemversion.Youcantryityourself.Thankyou! FCCStatement Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowing twoconditions:(1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemust acceptanyinterferencereceived,includinginterferencethatmaycauseundesiredoperation. ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigital device,pursuanttopart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonable protectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates,usesand canradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions, maycauseharmfulinterferencetoradiocommunications.However,thereisnoguaranteethat interferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterference toradioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuser isencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowingmeasures: • Reorientorrelocatethereceivingantenna. • Increasetheseparationbetweentheequipmentandreceiver. • Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiver isconnected. • Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Caution:Anychangesormodificationstothisdevicenotexplicitlyapprovedbymanufacturercould voidyourauthoritytooperatethisequipment. RFExposureInformation ThedevicehasbeenevaluatedtomeetgeneralRFexposurerequirement.Thedevice canbeusedinportableexposureconditionwithoutrestriction.

LocalRepresentativeLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(7),oftheCommission’sRules(47C.F.R.)weattestasfollowsfor theproductlistedbelow: FCCIDModelname 2ABMR- EP-TW4 EP-TW4 Weherebyacknowledgeasfollows: i.bothsigneesconfirmthatthepointofcontactacceptsresponsibilitytoactasaUS- AmericanRepresentativeonbehalfoftheapplicant ii.thepointofcontactprovidesthephysicalU.S.addressandemailaslistedbelow iii.bothpartiesmaintaintherequirementsofthisagreementfornolessthanoneyear afterthegranteehasterminatedallmarketingandimportationortheconclusionof anyCommission-relatedproceedinginvolvingtheequipment. iv.Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,the granteeisobligatedtonotifytheFCCwithin30daysviathegrantingTCB. US-AmericanPointofContactApplicant/ApprovalHolder SignatureDate:2026/1/12SignatureDate:2026/1/12 CompanyName:S2E,Inc.S2E,Inc. FRN:00232286120023228612 ContactName:MartieShiehMartieShieh Address:817LawsonSt.,CityofIndustry,CA 91748USA 817LawsonSt.,CityofIndustry, CA91748USA Phone:626-965-1008626-965-1008 Email:[email protected]@s2einc.com

S2E,Inc. Add: 817 Lawson St., City of Industry, CA 91748 USA Date: 2026-1-12 FCC ID: 2ABMR-EP-TW4 Dear Sir/Madam, We, S2E,Inc. Hereby declares the following statement for Federal Communications Commission, PCB board, circuit, structure and internal of left&right earphones are the same, but the locations of components are different: Product name: PEBBLES AIR Model no.: EP-TW4 Refer to the follow photos: Left Right S2E,Inc. Add: 817 Lawson St., City of Industry, CA 91748 USA Sincerely, Name/Title： Martie Shieh/Manager Company: S2E,Inc. Address: 817 Lawson St., City of Industry, CA 91748 USA Phone: 626-965-1008 Fax: 86-757-27720066 E-Mail: [email protected]

DNT2511200523R13311-P01Page: 1 of 8 PHOTOGRAPHSOFEUT FCCID:2ABMR-EP-TW4 ExternalPhotos ExternalPhotos DNT2511200523R13311-P01Page: 2 of 8 ExternalPhotos ExternalPhotos(Leftearphone) DNT2511200523R13311-P01Page: 3 of 8 ExternalPhotos(Leftearphone) ExternalPhotos(Leftearphone) DNT2511200523R13311-P01Page: 4 of 8 ExternalPhotos(Leftearphone) ExternalPhotos(Leftearphone) DNT2511200523R13311-P01Page: 5 of 8 ExternalPhotos(Leftearphone) ExternalPhotos(Rightearphone) DNT2511200523R13311-P01Page: 6 of 8 ExternalPhotos(Rightearphone) ExternalPhotos(Rightearphone) DNT2511200523R13311-P01Page: 7 of 8 ExternalPhotos(Rightearphone) ExternalPhotos(Rightearphone) DNT2511200523R13311-P01Page: 8 of 8 ExternalPhotos(Rightearphone) --END--

FCCID:2ABMR-EP-TW4

DNT2511200523R13311-P01Page: 1 of 4 PHOTOGRAPHSOFEUT FCCID:2ABMR-EP-TW4 InternalPhotos(Leftearphone) InternalPhotos(Leftearphone) DNT2511200523R13311-P01Page: 2 of 4 InternalPhotos(Leftearphone) InternalPhotos(Rightearphone) DNT2511200523R13311-P01Page: 3 of 4 InternalPhotos(Rightearphone) InternalPhotos(Rightearphone) DNT2511200523R13311-P01Page: 4 of 4 InternalPhotos(Rightearphone) InternalPhotos(Rightearphone) --END--

DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] RFExposureEvaluationReport ApplicationNo.: DNT2511200523R13311-15706 Applicant: S2E,Inc. AddressofApplicant: 817LawsonSt.,CityofIndustry,CA91748USA EUTDescription: PEBBLESAIR ModelNo.: EP-TW4 FCCID: 2ABMR-EP-TW4 PowerSupply (ChargingBox): Input:DC5V;DC3.7Vfromrechargeablelithium-ionbattery PowerSupply (Earphone): DC3.7Vfromrechargeablelithium-ionbattery TradeMark: MEEaudio Standards: 47CFRPart2.1093 FCCKDB447498D04v01 DateofReceipt: 2025/11/20 DateofTest: 2025/11/21to2025/12/04 DateofIssue: 2025/12/24 TestResult:PASS PreparedBy:(TestingEngineer) ReviewedBy:(ProjectEngineer) ApprovedBy:(Manager) Note:Ifthereisanyobjectiontotheresultsinthisreport,pleasesubmitawritteninquirytothecompanywithin15daysfromthedateof receivingthereport.Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,andisissuedbythecompanyinaccordance withtherequirementsofthe"ConditionsofIssuanceofTestReports"printedintheattachedpage.Unlessotherwisestated,theresults presentedinthisreportonlyapplytothesamplestestedthistime.Partialreproductionofthisreportisnotallowedunlessapprovedbythe companyinwriting. ReportNo.:DNT2511200523R13311-15706Date：December24,2025Page： 2 / 9 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] ReportReviseRecord ReportVersionReviseTimeIssuedDateValidVersionNotes V1.0/ Dec.24,2025 ValidOriginalReport ReportNo.:DNT2511200523R13311-15706Date：December24,2025Page： 3 / 9 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] Contents RFEXPOSUREEVALUATIONREPORT.............................................................................................................................................1 1GENERALINFORMATION..................................................................................................................................................................4 1.1TESTLOCATION.................................................................................................................................................................................4 1.2GENERALDESCRIPTIONOFEUT.....................................................................................................................................................4 1.3TESTFACILITY...................................................................................................................................................................................5 1.4MEASUREMENTUNCERTAINTY(95%CONFIDENCELEVELS,K=2)....................................................................................................5 2RFEXPOSUREEVALUATION............................................................................................................................................................6 2.1RFEXPOSURECOMPLIANCEREQUIREMENT..................................................................................................................................6 ReportNo.:DNT2511200523R13311-15706Date：December24,2025Page： 4 / 9 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1GeneralInformation 1.1TestLocation Company:DongguanDNTestingCo.,Ltd Address: No.1,WestFourthStreet,SouthXinfaRoad,WushaLiwu,Chang ＇ anTown, DongguanCity,GuangdongP.R.China Testengineer:WayneLin 1.2GeneralDescriptionofEUT Manufacturer: S2E,Inc. AddressofManufacturer: 817LawsonSt.,CityofIndustry,CA91748USA EUTDescription: PEBBLESAIR ModelNo.: EP-TW4 AdditionalModel(s): / PowerSupply (ChargingBox): Input:DC5V;DC3.7Vfromrechargeablelithium-ionbattery PowerSupply (Earphone): DC3.7Vfromrechargeablelithium-ionbattery TradeMark:MEEaudio HardwareVersion:V1.0 SoftwareVersion:V1.0 Serialnumber:PR2511200523R13311 ChipType:BP2V758-03D8 SampleType:PortableDevice,Module,MobileDevice AntennaType: External,Integrated AntennaPorts: Ant1,Ant2,Ant3 AntennaGain: Providedbyapplicant 2.78dBi Note: *Sincetheabovedataand/orinformationisprovidedbytheclientrelevantresultsorconclusionsofthis reportareonlymadeforthesedataand/orinformation,DNTisnotresponsiblefortheauthenticity,integrity andresultsofthedataandinformationand/orthevalidityoftheconclusion. ReportNo.:DNT2511200523R13311-15706Date：December24,2025Page： 5 / 9 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:[email protected] 1.3TestFacility Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: LabA: •FCC,USA DesignationNumber:CN1348 •A2LA(CertificateNo.7050.01) DONGGUANDNTESTINGCO.,LTD.isaccreditedbytheAmericanAssociationforLaboratory Accreditation(A2LA).CertificateNo.7050.01. •Innovation,ScienceandEconomicDevelopmentCanada DONGGUANDNTESTINGCO.,LTD.EMCLaboratoryhasbeenrecognizedbyISEDasanaccreditedtesting laboratory.CABidentifierisCN0149. IC#:30755. . 1.4MeasurementUncertainty(95%confidencelevels,k=2) No.ItemMeasurementUncertainty 1 20dBEmissionBandwidth±0.0196% 2 CarrierFrequencySeparation±1.9% 3 NumberofHoppingChannel±1.9% 4 TimeofOccupancy±0.028% 5 MaxPeakConductedOutputPower±0.743dB 6 Band-edgeSpuriousEmission±1.328dB 7 ConductedRFSpuriousEmission 9KHz-1GHz:±0.746dB 1GHz-26GHz:±1.328dB No.ItemMeasurementUncertainty 1ConductionEmission±3.0dB(150kHzto30MHz) 2RadiatedEmission ±4.8dB(Below1GHz) ±4.8dB(1GHzto6GHz) ±4.5dB(6GHzto18GHz) ±5.02dB(Above18GHz) ReportNo.:DNT2511200523R13311-15706Date：December24,2025Page： 6 / 9 DongguanDNTestingCo.,Ltd. Ad…

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SymbolsLWTA Dimensions 1.60±0.200.80±0.200.80±0.200.30±0.10 NumberTerminalName ① INPUT ② NC Dimensions(Unit: mm) w ①② ( Side View) ( Bottom View) ( Top View) A T L Shenzhen HanyangAntenna Design Co. Ltd. 1.Bluetooth 2.Dual-band WLAN 3.ISM and UWB 1.Surfacemountedelementwithasmalldimensionof1.6×0.8×0.8mmmeetfutureminiaturizationtrend. 2.EmbeddedandLTCC(lowtemperatureco-firedceramic)technologyisabletointegratewithsystemdesign aswellasbeatifyingthehousingoffinalproduct. 3.Miniaturization,wideband,highstability,lowESR,andlowtolerance. 4.Dual-bandresonancesinthedominantandharmonicmodesenablesmultibandoperations. 5.Novelground-radiationtechniqueenablesradiationfromboththeantennaandthegroundplane. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 Features: Applications: RF chip ANT chipANT pattern PCB ground Mode-2 Mode-1 P/N: HY160808 SRF09 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page1 Layout-1 (3.5mm×6.5mm) ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page2 1.5 1 3.5 2.5 0201 footprint (E1) 0201 footprint (E2) 0603 footprint (ANT) RF Input/Output 6.5 0.5 0.5 0.5 1.5 3.5 2.5 0201 footprint (E3) 6.5 Top layer: Bottom layer: 0.5 0.5 RF chip E1 E3 E2 ANT Equivalentcircuit: P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 2.5 0201 footprint 0603 footprint 10 0.5 1.5 0201 footprint 1.5 3 2.5 10 1.5 2 0.5 0201 footprint Layout-2 (1.5mm×10mm) Top layer: Bottom layer: P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page3 RF Input/Output ElectricalCharacteristics: CharacteristicCurves: FeatureSpecification 1 Centralfrequency2.45GHz 2 Bandwidth>150MHz 3 Peak gain2.78dBi 4 VSWR<2 5 PolarizationLinear 6 AzimuthbeamwidthOmnidirectional 7 Impedance50Ω P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page5 RadiationPattern: Y-ZPlaneX-ZPlane coordinates： 深圳市宝安区前进二路宝运达物流信息大厦12A10/12A11 青岛市崂山区松岭路399号海信产业园A1号楼606 电话：0755-23069700 传真：0755-23069700 HanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthisreportand thisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanypersonorfirm withoutthepriorwrittenconsentofHanyangAntennaDesignCo.Ltd. Page5 RadiationPerformance: P/N: HY160808 SRF07, HY160808 SRF08,HY160808 SRF09 深圳汉阳天线设计有限公司 Shenzhen Hanyang Antenna Design Co. Ltd. X-YPlane Frequency 2400MHz2450MHz2500MHz Avg.gain-1.92-1.35-1.56 Peakgain1.792.782.66 Efficiency74.5580.2576.98 Temperature：40±2°C Humidity：90~95%RH Duration：500h Recovery conditions：Room temperature Recovery Time：24h (Class1) or 48h (Class2) Test Temperature Operating Temperature Temperature RelativeHumidity 25°C±5°C -25°C~+125°C 5~40°C 20~70% Notenoughsolder Weak holding forcemay cause bad connection between the chipandPCB. RecommendedSolderingAmounts The optimal solder fillet amounts forre-flowsoldering 天线厚度 以下 The optimal solder fillet amounts for wavesoldering DependabilityTest Too much solder Cracks tend to occur due to large stress. MoistureProof OptimumSolderAmount forReflowSoldering Solderability At least 95% of the terminal electrode is covered by newsolder. Preheating conditions:80 to 120°C;10~30s. Solder Tem p e r at u r e :2 3 5 ±5°CDuration:2 ±0.5s , Solder Tempe r ature:24 5±5°CDu rat ion:2±0.5s P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page6 10±1S AppliedForce:5NDuration:10±1S Preheating conditions: up-category temperature, 1h Recovery time:24±1h InitialMeasurement Cycling Times: 5 times, 1 cycle, 4steps: Preheating80to120°C;10~30s.SolderTemperature:235±5°C;Duration:2±0.5s;SolderTemperature:245±5°C Duration:2±0.5s;Preheating100to200°C;10±2min. SolderTemperature:265±5°C;Duration:10±1s Cleanthecapacitorwithsolventandexamineitwitha10X(min.)microscope. RecoveryTime:24±2h Recoverycondition:Roomtemperature Test Board: Al 2 O 3 orPCBWarp:1mm Speed:0.5mm/sec. Unit:mm Themeasurementshouldbemadewiththeboardinthe bendingposition. Resistance to Soldering Heat ResistancetoFlexureofSubstrate Temperature CycleTest P/N: HY160808 SRF09 Shenzhen HanyangAntenna Design Co. Ltd. Shenzhen BaoanDistrict Qianjin2 Road BaoYunda logistics information building 12A10 tel：0755-23069700 ShenzhenHanyangAntennaDesignCo.Ltd.haspossessionofproprietaryinformationprovidedinthis reportandthisproprietaryinformationshallbekeptinstrictconfidenceandnotdisclosedtoanyperson orfirmwithoutthepriorwrittenconsentofShenzhenHanyangAntennaDesignCo.Ltd. Page7 StageTemperatur…

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Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] FCC Test Report Application No.: DNT2511200523R13311-15707 Applicant: S2E, Inc. Address of Applicant: 817 Lawson St., City of Industry, CA 91748 USA EUT Description: PEBBLES AIR Model No.: EP-TW4 FCC ID: 2ABMR-EP-TW4 Power Supply (Charging Box): Input:DC 5V;DC 3.7V from rechargeable lithium-ion battery Power Supply (Earphone ): DC 3.7V from rechargeable lithium-ion battery Trade Mark: MEE audio Standards: 47 CFR Part 2, Subpart J 47 CFR Part 15, Subpart C ANSI C63.10: 2020 Date of Receipt: 2025/11/20 Date of Test: 2025/11/21 to 2025/12/04 Date of Issue: 2025/12/24 Test Result:PASS Prepared By:(Testing Engineer) Reviewed By:(Project Engineer) Approved By:(Manager) Note: If there is any objection to the results in this report, please submit a written inquiry to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp, and is issued by the company in accordance with the requirements of the "Conditions of Issuance of Test Reports" printed in the attached page. Unless otherwise stated, the results presented in this report only apply to the samples tested this time. Partial reproduction of this report is not allowed unless approved by the company in writing. Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 2 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Report Revise Record Report VersionRevise TimeIssued DateValid VersionNotes V1.0/ Dec.24, 2025 ValidOriginal Report Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 3 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] 1 Test Summary Test ItemTest RequirementTest MethodTest ResultResult Antenna Requirement15.203/247(b)--Clause 3.1PASS 20dB Emission Bandwidth15.247 (a)(1)ANSI C63.10: 2020Clause 3.2PASS Conducted Peak Output Power 15.247 (b)(1)ANSI C63.10: 2020Clause 3.3PASS Carrier Frequencies Separation 15.247 (a)(1)ANSI C63.10: 2020Clause 3.4PASS Dwell Time15.247 (a)(1)ANSI C63.10: 2020Clause 3.5PASS Hopping Channel Number15.247 (a)(1)ANSI C63.10: 2020Clause 3.6PASS Band-edge for RF Conducted Emissions 15.247(d)ANSI C63.10: 2020Clause 3.7PASS RF Conducted Spurious Emissions 15.247(d)ANSI C63.10: 2020Clause 3.8PASS Radiated Spurious emissions 15.247(d); 15.205/15.209 ANSI C63.10: 2020Clause 3.9PASS Restricted bands around fundamental frequency (Radiated Emission) 15.247(d); 15.205/15.209 ANSI C63.10: 2020Clause 3.10PASS AC Power Line Conducted Emission 15.207ANSI C63.10: 2020Clause 3.11PASS Note: 1. “N/A” denotes test is not applicable in this test report. Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 4 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Contents 1 Test Summary..................................................................................................................................................................3 2 General Information..........................................................................................................................................................5 2.1 Test Location..........................................................................................................................................................5 2.2 General Description of EUT...................................................................................................................................5 2.3 Test Environment...................................................................................................................................................6 2.4 Channel List........................................................................................................................................................... 6 2.5 Power Setting of Test Software............................................................................................................................. 7 2.6 Assistant equipment used for test..........................................................................................................................7 2.7 Description of Support Units.................................................................................................................................. 7 2.8 Test Facility............................................................................................................................................................7 2.9 Equipment List....................................................................................................................................................... 8 2.10 Measurement Uncertainty (95% confidence levels, k=2).................................................................................. 10 3 Test results and Measurement Data..............................................................................................................................11 3.1 Antenna Requirement..........................................................................................................................................11 3.2 20dB Emission Bandwidth................................................................................................................................... 12 3.3 Conducted Output Power...........................…

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Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 49 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Test Graphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 50 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Appendix D: Dwell Time Test Result TestModeAntennaFreq(MHz) BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict DH1Ant1Hop0.3813200.122≤0.4PASS DH3Ant1Hop1.6381600.262≤0.4PASS DH5Ant1Hop2.884106.670.308≤0.4PASS 2DH1Ant1Hop0.3903200.125≤0.4PASS 2DH3Ant1Hop1.6431600.263≤0.4PASS 2DH5Ant1Hop2.891106.670.308≤0.4PASS 3DH1Ant1Hop0.3903200.125≤0.4PASS 3DH3Ant1Hop1.6421600.263≤0.4PASS 3DH5Ant1Hop2.893106.670.309≤0.4PASS Note ： Both Left earphone and Right earphone have tested, The Right earphone is the worst, only the worse case was reported. Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 51 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Test Graphs DH1_Ant1_Hop DH3_Ant1_Hop DH5_Ant1_Hop Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 52 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] 2DH1_Ant1_Hop 2DH3_Ant1_Hop 2DH5_Ant1_Hop Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 53 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] 3DH1_Ant1_Hop 3DH3_Ant1_Hop 3DH5_Ant1_Hop Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 54 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Appendix E: Number of hopping channels Test Result TestModeAntennaFreq(MHz)Result[Num]Limit[Num]Verdict DH5Ant1Hop79≥15PASS 2DH5Ant1Hop79≥15PASS 3DH5Ant1Hop79≥15PASS Note ： Both Left earphone and Right earphone have tested, The Right earphone is the worst, only the worse case was reported. Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 55 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Test Graphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 56 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Appendix F: Band edge measurements Test Result TestModeAntennaChNameFreq(MHz) RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 Low24021.73-45.75≤-18.27PASS High24800.50-46.97≤-19.51PASS LowHop_24021.04-47.08≤-18.96PASS HighHop_24800.78-46.5≤-19.22PASS 2DH5Ant1 Low24021.49-46.66≤-18.51PASS High24800.28-46.33≤-19.73PASS LowHop_2402-2.12-46.93≤-22.12PASS HighHop_24800.76-45.33≤-19.24PASS 3DH5Ant1 Low24021.42-46.58≤-18.58PASS High24800.49-45.91≤-19.51PASS LowHop_24021.21-46.54≤-18.79PASS HighHop_24800.21-46.36≤-19.79PASS Note ： Both Left earphone and Right earphone have tested, The Right earphone is the worst, only the worse case was reported. Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 57 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] Test Graphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 58 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 2DH5_Ant1_High_2480 Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 59 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] 2DH5_Ant1_Low_Hop_2402 2DH5_Ant1_High_Hop_2480 3DH5_Ant1_Low_2402 Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 60 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Web: www.dn-testing.comTel:+86-769-88087383E-mail: [email protected] 3DH5_Ant1_High_2480 3DH5_Ant1_Low_Hop_2402 3DH5_Ant1_High_Hop_2480 Report No.: DNT2511200523R13311-15707Date：December 24, 2025Page： 61 / 70 Dongguan DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chan…

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