2BT3H-SDC-LE-05Module

CircuitPrincipleandOperationalDescriptionforBluetoothModulebasedonBluetrum PTSA15E5B 1.0Introduction Thisdocumentdescribesthecircuitprinciplesandoperationalcharacteristicsofthe Bluetoothmodule.ThecorecomponentofthismoduleistheBluetrumPTSA15E5B system-on-chip(SoC),whichintegratesRFtransceiver,basebandprocessor,memory, andapplicationperipheralsforBluetoothaudioapplications. 2.0FunctionalBlockDiagram Ahigh-levelblockdiagramofthemoduleisprovided,pleaseseetheBlockDiagram 3.0CircuitSchematicOverview Thedetailedcircuitschematicaccompaniesthisdescription.Keysectionsare summarizedbelow: 3.1PowerSupply: *ExternalDCpowerinputat3.3VissuppliedtothemoduleviapinVBAT. *On-boarddecouplingcapacitors1uFfilternoiseonpowerrailsnearthePTSA15E5B andotherICs. 3.2BluetrumPTSA15E5BSoC: *Core:TheintegratedRISC-VCPUhandlesprotocolstackandapplicationfunctions. *Memory:TheSoCcontainsembeddedRAM/ROM *Clock:Anexternal26.000MHzcrystaloscillatorprovidesthereferenceclockforthe systemandRFcircuitry. *RFInterface:ThedifferentialRFoutputpinsofthePTSA15E5Bconnectdirectlytothe matchingnetwork. 3.3RFFront-End&Antenna: *MatchingNetwork:APi-typeorsimilarmatchingnetwork([C710pF],[L3NC],[L4NC]) matchesthechip'sRFoutputimpedance(typicallydifferential)tothecharacteristic impedanceoftheantennafeedline(typically50Ωsingle-ended).Thisnetworkincludesa BALUNBalancedfunction. *Antenna:ThemoduleemploysaPCBtraceantenna. 4.0OperationalDescription 4.1GeneralFunction: TheSDC-LE-05isaBluetoothdual-modemodule.ItsprimaryfunctionistoperformBLE datatransmission/receptionviatheUARTinterfaceandBluetoothaudioplayback. 4.2ModesofOperation: *BLETransmit(TX)Mode:Whendataisinitiated: 1.DataisprocessedbythePTSA15E5B'sinternalprocessorandbaseband. 2.Thebasebandsignalmodulatesthe2.4GHzcarrierusingGFSKforBLEasper Bluetoothspecifications. 3.ThemodulatedRFsignalisamplifiedbytheinternalPAandoutputdifferentiallyfrom thePTSA15E5B'sRFpins. 4.TheexternalBALUNandmatchingnetworkconvertthedifferentialsignalto single-endedandprovideimpedancematchingtotheantenna. 5.TheantennaradiatestheRFsignalwithinthe2.4GHzISMband(2402–2480MHz). *BLEReceive(RX)Mode: 1.RFsignalsinthe2.4GHzbandarereceivedbytheantenna. 2.Thesignalpassesthroughthematchingnetwork(providingreciprocity)tothe PTSA15E5B'sRFinput. 3.TheinternalLNAandreceiverdown-convert,demodulate,anddecodethesignal. 4.Theretrieveddigitalaudio/dataisthenprocessedfurtheroutputviaUART. *LowPower/SleepMode:ThePTSA15E5Bemploysvariouslow-powerstatescontrolled byitsinternalfirmwaretoconserveenergywhennotactivelytransmittingorreceiving. *BluetoothClassic(BR/EDR)RFOperationMode:Thismoduleoperatesunderthe BluetoothClassicprotocol(alsoknownasBasicRate/EnhancedDataRate,BR/EDR), compliantwithBluetoothCoreSpecificationv2.1+EDRorlater.Itutilizesthe2.4 GHz Industrial,Scientific,andMedical(ISM)band,spanningfrom2402 MHzto2480 MHz. 4.3RFParameters: *FrequencyRange:2402–2480MHz(BluetoothISMBand). *NumberofChannels: 1)BLEMode:40channelsforBLE1MHz.AdaptiveFrequencyHopping(AFH)isused. 2)BluetoothClassicMode:Atotalof79RFchannelsareemployed,eachwitha1 MHz channelspacing. *ModulationType:GFSK,Optionalsupportforπ/4-DQPSKand8DPSK. *OutputPower:Themaximumconductedoutputpowerfromthemoduleantennaportis typically<9dBm.PowercontrolisimplementedasperBluetoothrequirements. *AntennaGain:Theantennagainusedis1.39dBi.Thisisaintegralantenna. *PowerSource:Poweredby3.3VDC. FCCStatement Thisdevicecomplieswithpart15oftheFCCrules.Operationissubjecttothefollowingtwoconditions:(1) thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived, includinginterferencethatmaycauseundesiredoperation. Changesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser’ sauthoritytooperatetheequipment. NOTE:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursua nttopart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinte rferenceinaresidentialinstallation.Thisequipmentgeneratesusesandcanradiateradiofrequencyenergya nd,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradiocom munications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthis equipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbedeterminedbyturn ingtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreofthe followingmeasures: ‐ Reorientorrelocatethereceivingantenna. ‐Increasetheseparationbetweentheequipmentandreceiver. ‐ Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected. ‐Consultthedealeroranexperiencedradio/TVtechnicianforhelpimportantannouncement ImportantNote: RadiationExposureStatement ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforanuncontrolledenvironment.This equipmentshouldbeinstalledandoperatedwithminimumdistance20cmbetweentheradiatorandyour body. Thistransmittermustnotbeco-locatedoroperatinginconjunctionwithanyotherantennaortransmitter. CountryCodeselectionfeaturetobedisabledforproductsmarketedtotheUS/Canada. ThisdeviceisintendedonlyforOEMintegratorsunderthefollowingconditions: 1.Theantennamustbeinstalledsuchthat20cmismaintainedbetweentheantennaandusers,and 2.Thetransmittermodulemaynotbeco-locatedwithanyothertransmitterorantenna, 3.ForallproductsmarketinUS,OEMhastolimittheoperationchannelsinCH1toCH11for2.4Gband bysuppliedfirmwareprogrammingtool.OEMshallnotsupplyanytoolorinfototheend-user regardingtoRegulatoryDomainchange.(ifmodularonlytestChannel1-11) Aslongasthethreeconditionsabovearemet,furthertransmittertestingwillnotberequired.However,the OEMintegratorisstillresponsiblefortestingtheirend-productforanyadditionalcompliancerequirements requiredwiththismoduleinstalled. ImportantNote: Intheeventthattheseconditionscannotbemet(forexamplecertainlaptopconfigurationsorco-location withanothertransmitter),thentheFCCauthorizationisnolongerconsideredvalidandtheFCCIDcannotbe usedonthefinalproduct.Inthesecircumstances,theOEMintegratorwillbere…

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DNT2511280824R13808-P01Page: 1 of 3 PHOTOGRAPHSOFEUT FCCID:2BT3H-SDC-LE-05 ExternalPhotos ExternalPhotos DNT2511280824R13808-P01Page: 2 of 3 ExternalPhotos ExternalPhotos DNT2511280824R13808-P01Page: 3 of 3 ExternalPhotos ExternalPhotos --END--

FCC ID:2BT3H-SDC-LE-05

DNT2511280824R13808-P01Page: 1 of 2 PHOTOGRAPHSOFEUT FCCID:2BT3H-SDC-LE-05 InternalPhotos InternalPhotos DNT2511280824R13808-P01Page: 2 of 2 InternalPhotos --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.: DNT2511280824R13808-15924 Applicant: QuanzhouSTAYTRUEElectronicTechnologyCo.,Ltd AddressofApplicant: Unit1A-2,1stFloor,Building1,FengshuLogisticsPark,No.920,Binhu SouthRoad,TaiwanInvestmentZone,Quanzhou,FujianProvince EUTDescription: Module ModelNo.: SDC-LE-05 FCCID: 2BT3H-SDC-LE-05 Powersupply: DC3.3V TradeMark: STAYTRUE Standards: 47CFRPart2.1091 FCCKDB447498D01v06 DateofReceipt: 2025/11/28 DateofTest: 2025/11/28to2025/12/09 DateofIssue: 2025/12/29 TestResult: PASS PreparedBy:(TestingEngineer) ReviewedBy:(ProjectEngineer) ApprovedBy:(Manager) Note:Ifthereisanyobjectiontotheresultsinthisreport,pleasesubmitawritteninquirytothecompanywithin15daysfromthedateof receivingthereport.Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,andisissuedbythecompanyinaccordance withtherequirementsofthe"ConditionsofIssuanceofTestReports"printedintheattachedpage.Unlessotherwisestated,theresults presentedinthisreportonlyapplytothesamplestestedthistime.Partialreproductionofthisreportisnotallowedunlessapprovedbythe companyinwriting. ReportNo.:DNT2511280824R13808-15924Date：December29,2025Page： 2 / 6 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 V2.0/ Dec.29,2025 ValidOriginalReport ReportNo.:DNT2511280824R13808-15924Date：December29,2025Page： 3 / 6 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 1GENERALINFORMATION.......................................................................................................................4 1.1TESTLOCATION..................................................................................................................................4 1.2GENERALDESCRIPTIONOFEUT.........................................................................................................4 2RFEXPOSUREEVALUATION.................................................................................................................5 2.1RFEXPOSURECOMPLIANCEREQUIREMENT........................................................................................5 2.1.1Limits.............................................................................................................................................5 2.1.2TestProcedure.............................................................................................................................6 2.1.3EUTRFExposureEvaluation.......................................................................................................6 ReportNo.:DNT2511280824R13808-15924Date：December29,2025Page： 4 / 6 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:QuanzhouSTAYTRUEElectronicTechnologyCo.,Ltd AddressofManufacturer: Unit1A-2,1stFloor,Building1,FengshuLogisticsPark,No.920,BinhuSouth Road,TaiwanInvestmentZone,Quanzhou,FujianProvince EUTDescription::Module ModelNo.:SDC-LE-05 AdditionalModel(s):/ PowerSupply:DC3.3V TradeMark:STAYTRUE HardwareVersion:V1.0 SoftwareVersion:V1.0 Serialnumber:PR2511280824R13808 ChipType:PTSA15E5B OperationFrequency:2402MHzto2480MHz SampleType:PortableDevice,Module,MobileDevice AntennaType:External,Integrated AntennaGain: Providedbyapplicant 1.39dBi Remark: *Sincetheabovedataand/orinformationisprovidedbytheapplicantrelevantresultsorconclusionsof thisreportareonlymadeforthesedataand/orinformation,DNTisnotresponsiblefortheauthenticity, integrityandresultsofthedataandinformationand/orthevalidityoftheconclusion. ReportNo.:DNT2511280824R13808-15924Date：December29,2025Page： 5 / 6 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] 2RFExposureEvaluation 2.1RFExposureComplianceRequirement 2.1.1Limits Frequencyrange (MHz) Electricfieldstrength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm2) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3-3.06141.63*(100)6 3.0-301842/f4.89/f*(900/f2)6 30-30061.40.1631.06 300-1500//f/3006 1500-100,000//56 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3-1.346141.63*(100)30 1.34-30824/f2.19/f*(180/f2)30 30-30027.50.0730.230 300-1500//f/150030 1500-100,000//1.030 F=frequencyinMHz *=Plane-waveequivalentpowerdensity RFexposurecompliancewillneedtobedeterminedwithrespectto1.1307(c)and(d)oftheFCCrules.The emissionsshouldbewithinthelimitsat300kHzinTable1of1.1310(usethe300kHzlimitsfor 150kHz:614V/m,1.63A/m). FriisFormula Friistransmissionformula:Pd=(Pout*G)/(4*Pi*R2) Where Pd=powerdensityinmW/cm2 Pout=outputpowertoantennainmW G=gainofantennainlinearscale Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantennaandthetotalpowerinputtothe antenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. ReportNo.:DNT2511280824R13808-15924Date：December29,2025Page： 6 / 6 DongguanDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Web:www.dn-testing.comTel:+86-769-88087383E-mail:service@d…

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ANTENNASPECIFICATION ITEMANTSPEC ModelName2.4GANT Center Frequency 2400MHZ2420MHZ2440MHZ2460MHZ2480MHZ2500MHZ -1.28-1.34-0.85-0.471.031.39 MAX.Gain1.39dBi Testmethod- AzimuthBeamPatternOmni-directional Impedance50Ohm AntennaLength14.5mm*5.5mm ManufactureQuanzhouSidechuElectronicTechnologyCo.,Ltd Address: Unit1-2,1stFloor,Building1,FengshuLogisticsPark,No.920BinhanSouth Road,TaiwanBusinessInvestmentZone,Quanzhou,FujianProvince AntennaLength

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.: DNT2511280824R13808-15934 Applicant: Quanzhou STAYTRUE Electronic Technology Co., Ltd Address of Applicant: Unit 1A-2, 1st Floor, Building 1, Fengshu Logistics Park, No. 920, Binhu South Road, Taiwan Investment Zone, Quanzhou, Fujian Province EUT Description: Module Model No.: SDC-LE-05 FCC ID: 2BT3H-SDC-LE-05 Power Supply: DC 3.3V Trade Mark: STAYTRUE Standards: 47 CFR Part 2, Subpart J 47 CFR Part 15, Subpart C ANSI C63.10: 2020 Date of Receipt: 2025/11/28 Date of Test: 2025/11/28 to 2025/12/09 Date of Issue: 2025/12/29 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.: DNT2511280824R13808-15934Date：December 29, 2025Page： 2 / 63 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 V2.0/ Dec.29, 2025 ValidOriginal Report Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 3 / 63 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 3.11N/A Note: 1. “N/A” denotes test is not applicable in this test report. Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 4 / 63 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....................................................................................................................................................... 7 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.: DNT2511280824R13808-15934Date：December 29, 2025Page： 50 / 63 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.: DNT2511280824R13808-15934Date：December 29, 2025Page： 51 / 63 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.: DNT2511280824R13808-15934Date：December 29, 2025Page： 52 / 63 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.: DNT2511280824R13808-15934Date：December 29, 2025Page： 53 / 63 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.: DNT2511280824R13808-15934Date：December 29, 2025Page： 54 / 63 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 G: Conducted Spurious Emission Test Result TestModeAntennaFreq(MHz) FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 2402 Reference1.051.05---PASS 30~10001.05-58.63≤-18.95PASS 1000~265001.05-38.22≤-18.95PASS 2441 Reference0.230.23---PASS 30~10000.23-58.95≤-19.77PASS 1000~265000.23-38.61≤-19.77PASS 2480 Reference-0.12-0.12---PASS 30~1000-0.12-58.78≤-20.12PASS 1000~26500-0.12-41.77≤-20.12PASS 2DH5Ant1 2402 Reference1.201.20---PASS 30~10001.20-58.33≤-18.8PASS 1000~265001.20-37.93≤-18.8PASS 2441 Reference0.370.37---PASS 30~10000.37-59.08≤-19.63PASS 1000~265000.37-43.83≤-19.63PASS 2480 Reference-0.04-0.04---PASS 30~1000-0.04-58.67≤-20.04PASS 1000~26500-0.04-42.37≤-20.04PASS 3DH5Ant1 2402 Reference1.221.22---PASS 30~10001.22-59.89≤-18.78PASS 1000~265001.22-36.03≤-18.78PASS 2441 Reference0.350.35---PASS 30~10000.35-57.87≤-19.65PASS 1000~265000.35-41.6≤-19.65PASS 2480 Reference0.050.05---PASS 30~10000.05-57.54≤-19.95PASS 1000~265000.05-44.51≤-19.95PASS Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 55 / 63 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_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 56 / 63 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_2441_0~Reference DH5_Ant1_2441_30~1000 DH5_Ant1_2441_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 57 / 63 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_2480_0~Reference DH5_Ant1_2480_30~1000 DH5_Ant1_2480_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 58 / 63 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_2402_0~Reference 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 59 / 63 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_2441_0~Reference 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 60 / 63 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_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 61 / 63 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_2402_0~Reference 3DH5_Ant1_2402_30~1000 3DH5_Ant1_2402_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 62 / 63 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_2441_0~Reference 3DH5_Ant1_2441_30~1000 3DH5_Ant1_2441_1000~26500 Report No.: DNT2511280824R13808-15934Date：December 29, 2025Page： 63 / 63 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: service@dn-…

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DNT2511280824R13808-P01Page: 1 of 2 PHOTOGRAPHSOFEUT FCCID:2BT3H-SDC-LE-05 AntennaTerminalTestView RadiatedEmissionTestView|(Below1G) DNT2511280824R13808-P01Page: 2 of 2 RadiatedEmissionTestView|(Above1G) --END--