2A49W-M5AI voice recorder

CoveredEquipmentCertificationAttestationLetter 2026.03.14 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2A49W-M5 ShenzhenShengmaiElectronicsCo.,Ltd.(“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. ShenzhenShengmaiElectronicsCo.,Ltd.(“theapplicant”)certifiesthat,asofthedateof thefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasanentity producing“covered”equipment. ShenzhenShengmaiElectronicsCo.,Ltd.(“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtdoesnotincludecybersecurityoranti-virussoftware producedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees, includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01 CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:PeterLi Title:Manager CompanyName:ShenzhenShengmaiElectronicsCo.,Ltd Date:2026.03.14

2026.03.14 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeShenzhenBangceTestingTechnologyCo.,Ltd.toacton ourbehalfinallmattersrelatingtoapplicationforequipmentauthorization,includingthesigningofall documentsrelatingtothesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothedenialof benefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21 U.S.C.853(a). Sincerely, Name:PeterLi Title:Manager Company:ShenzhenShengmaiElectronicsCo.,Ltd.

2026.03.14 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2A49W-M5 ProductName:AIvoicerecorder RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...) Schematics Blockdiagram  Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Name:PeterLi Title:Manager Company:ShenzhenShengmaiElectronicsCo.,Ltd.

ReportNo.:CISRR26020404401 Page 59 of 62 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR26020404401 Page 60 of 62

Label Size:20mm*10mm AI voice recorder Model No.:M5 FCC ID:2A49W-M5 Label Location

ReportNo.:CISRR26020404401 Page 61 of 62 9.2.InternalPhotos ReportNo.:CISRR26020404401 Page 62 of 62 ------Endofthereport----- ANT

ReportNo.:CISRR26020404403 Reporttemplateversion:CISE-TR-001-A0Page:1of5 TESTREPORT RFExposureEvaluation ReportNo.CISRR26020404403 ProjectNo.CISR260204044 FCCID2A49W-M5 ApplicantShenzhenShengmaiElectronicsCo.,Ltd. Address Building1,4thFloor,No.34,HezhouRoad,HezhouCommunity, HangchengStreet,BaoanDistrict,ShenzhenCity,GuangdongProvince. ManufacturerShenzhenShengmaiElectronicsCo.,Ltd. Address Building1,4thFloor,No.34,HezhouRoad,HezhouCommunity, HangchengStreet,BaoanDistrict,ShenzhenCity,GuangdongProvince. ProductNameAIvoicerecorder Trademark- Model/TypereferenceM5 ListedModel(s)- Standard 47CFRPart2.1093 DateofsamplereceiptFebruary5,2026 TestdateFebruary5,2026toFebruary10,2026 IssuedateFebruary10,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.:CISRR26020404403 Reporttemplateversion:CISE-TR-001-A0Page:2of5 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–3999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00February10,2026Original ReportNo.:CISRR26020404403 Reporttemplateversion:CISE-TR-001-A0Page:3of5 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps WIFI-2.4GHzBand Supportedtype:802.11b802.11g802.11n 802.11ax Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS Thedeviceuseasingletransmittermoduleandantennaforboth2.4GWIFIandBluetooth,2.4GWIFIand Bluetoothcantransmitsimultaneously. ReportNo.:CISRR26020404403 Reporttemplateversion:CISE-TR-001-A0Page:4of5 5.TESTRESULT 5.1.Standalonetransmission Limit: KDB447498D01v06,Clause4.3.1a) For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-g SARtestexclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation31The resultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. Result: Passed TestData Radiotype Frequency (GHz) Maximum EIRP #1 (dBm) Maximum tune-up #2 EIRP(dBm) Minimum distance (mm) Evaluated value LimitResult BT2.4021.8925.000.49133.00PASS 2.4GWIFI2.4126.1675.001.55673.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. ReportNo.:CISRR26020404403 Reporttemplateversion:CISE-TR-001-A0Page:5of5 5.2.Simultaneoustransmission Limit: KDB447498D01v06,Clause4.3.2,47CFRPart1.1307 InthecaseofxedRFsourcesoperatinginthesametime-averagingperiod,orof multiplemobileorportableRFsourceswithinadeviceoperatinginthesametime averagingperiod,ifthesumofthefractionalcontributionstotheapplicablethresholds islessthanorequalto1asindicatedinthefollowingequation. Where a=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(B)ofthissectionforP,includingexistingexempttransmittersandthosebeing added. b=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(C)ofthissectionforThresholdERP,includingexistingexempttransmittersand thosebeingadded. c=numberofexistingfixed,mobile,orportableRFsourceswithknownevaluationforthespeci edminimumdistanceincludingexistingevaluatedtransmitters. P j =theavailablemaximumtime-averagedpowerortheERP,whicheverisgreater,forxed, mobile,orportableRFsourceiatadistancebetween0.5cmand40cm(inclusive). P th,j =theexemptionthresholdpower(P)accordingtoparagraph(b)(3)(i)(B)ofthissectionfor xed,mobile,orportableRFsourcei. ERP j =theERPoffixed,mobile,orportableRFsourcej. ERP th,j =exemptionthresholdERPforfixed,mobile,orportableRFsourcej,atadistanceofat leastλ/2πaccordingtotheapplicableformulaofparagraph(b)(3)(i)(C)ofthissection. Evaluated k =themaximumreportedSARorMPEoffixed,mobile,orportableRFsourcekeither inthedeviceoratthetransmittersitefromanexistingevaluationatthelocationofexposure. ExposureLimit k =eitherthegeneralpopulation/uncontrolledmaximumpermissibleexposure (MPE)orspecicabsorptionrate(SAR)limitforeachxed,mobile,orportableRFsourcek, asapplicablefrom§1.1310ofthischapter. Result:Passed TestData Type Evaluated value Standalone Limit RaitoValue (Evaluatedvalue/ StandaloneLimit) Sum Simultaneous Limit Result BT0.4913 3 0.164 0.6831.00PASS 2.4GWIFI1.5567 3 0.519 --------EndofReport--------

ShenzhenHongdeZhixinTechnologyCo.,LTD 规格承认书 APPROVALSHEET 客户： 深圳升迈电子有限公司 项目名；T340 频段：BT蓝牙日期：2025.10.16版本：R:A 研发 结构：诸葛冲 批准：张林 射频：孙建 客户审核：客户批准： ShenzhenShengmaiElectronicsCo., LTD ProjectName: T340 Frequencyband:BT Date 10.16,2025Version:R:A Research and developme nt structure: Zhuge Chong Approval:Zhang Lin Radio Frequency: SunJian CustomerAudit:Customerapproval Manufacturer:ShenzhenHongdeZhixinTechnologyCo.,LTD Address:Building1,Floor3,besideNo.47YangtaiRoad,GuantianCommunity, ShenzhenBao'anDistrict,ShenzhenCity 深圳市泓德致新科技有限公司 第 2 页 - FrequencyBandMHz WiFi/BT频率2380-2500 天线增益3.01dBi 天线最大功率13.38dbi 调试类别 FPC+ 泡棉 WiFi/BTFrequency2380-2500 AntennaGain3.01dBi AntennaMaximumPower13.38dbi DebuggingcategoryFPC+foam 1.ProjectinformationandElectricalSpecification Thosespecificationswerespeciallydefinedfor2.4Gmodel,andall characteristicsweremeasuredunderthemodel’shandsettestingjig. 1-1Antennapicture HD-T340-BT-Y10075A 1-2FrequencyBand: FrequencyBandMHz 2.4G/5G2400-2500 第 3 页 - 1-3Impedancematching 天线原匹配 2.VSWR 2-1MeasuringMethod: 1.A50 Ω coaxialcableisconnectedtotheantenna.Thenthiscable isconnectedtoanetworkanalyzertomeasuretheVSWR, 2.Keepingthisjigawayfrommetalatleast20cm. 2-2S11parametervalues 频率（ MHZ ） frequency 240024502500 驻波standingwave 1.31.21.52 3.EfficiencyandGain *measuringandtestinstruments: 微波暗室， Agilent 网络分析仪， Agilent 频谱分析仪， 8960 综合测试仪，标准天线 Microwaveanechoicchamber,Agilentnetworkanalyzer,Agilentspectrumanalyzer, 8960comprehensivetester,standardantenna *testmethod: equipment以H面放于转台中心位置固定，与喇叭天线中心位置在同一个水平线上。 第 4 页 - TheequipmentisplacedatthecenteroftheturntableontheHplaneandfixed,onthe samehorizontallineasthecenterofthehornantenna 3-1Efficiency/Gain-WIFI 4.Theproductionindex 天线量产时，以驻波比作为量产测试标准。 根据项目本身的差异 , 给出如下标准： Whenantennasaremass-produced,thestandingwaveratioisusedasthemassproduction 第 5 页 - teststandard. Basedonthedifferencesoftheprojectsthemselves,thefollowingstandardsareprovided 频率量产标准 WIFI(2400-2500) VSWR（量产产品）<VSWR(设计样 品 )+0.5 装配注意对接位置Payattentiontotheconnectionpositionduringassembly

ReportNo.:CISRR26020404402 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of48 TESTREPORT ReportNo.CISRR26020404402 ProjectNo.CISR260204044 FCCID2A49W-M5 ApplicantShenzhenShengmaiElectronicsCo.,Ltd. Address Building1,4thFloor,No.34,HezhouRoad,HezhouCommunity, HangchengStreet,BaoanDistrict,ShenzhenCity,GuangdongProvince. ManufacturerShenzhenShengmaiElectronicsCo.,Ltd. Address Building1,4thFloor,No.34,HezhouRoad,HezhouCommunity, HangchengStreet,BaoanDistrict,ShenzhenCity,GuangdongProvince. ProductNameAIvoicerecorder Trademark- Model/TypereferenceM5 ListedModel(s)- Standard 47CFRPart15.247 DateofsamplereceiptFebruary5,2026 TestdateFebruary5,2026toFebruary10,2026 IssuedateFebruary10,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu ReportNo.:CISRR26020404402 Page 2 of 48 Contents 1.STANDARDANDAPPLICABLETESTMETHODS........................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.TESTDESCRIPTION.......................................................................................................................................4 4.SUMMARY........................................................................................................................................................5 4.1.ProductDescription*..................................................................................................................................5 4.2.RadioSpecificationDescription*..............................................................................................................5 4.3.ModificationofEUT.....................................................................................................................................6 4.4.Deviationfromstandards...........................................................................................................................6 4.5.TestingSite...................................................................................................................................................6 5.TESTCONFIGURATION.................................................................................................................................7 5.1.Testfrequencylist.......................................................................................................................................7 5.2.Descriptionsoftestmode...........................................................................................................................7 5.3.Testsampleinformation.............................................................................................................................7 5.4.Environmentalconditions...........................................................................................................................7 5.5.Statementofthemeasurementuncertainty.............................................................................................7 5.6.EquipmentUsedduringtheTest................................................................................................................8 6.TESTRESULTS.............................................................................................................................................10 6.1.EvaluationResults(Evaluation)...............................................................................................................10 6.1.1.AntennaRequirement............................................................................................................................10 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................11 6.2.1.ConductedEmissionatACpowerline.................................................................................................11 6.2.2.6dBBandwidth........................................................................................................................................14 6.2.3.MaximumConductedOutputPower.....................................................................................................15 6.2.4.PowerSpectralDensity..........................................................................................................................16 6.2.5.Conductedbandedgeandspuriousemission...................................................................................17 6.2.6.Radiatedbandedgeemission...............................................................................................................18 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................24 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................28 7.APPENDIXREPORT......................................................................................................................................36 7.1.ConductedOutputPower.........................................................................................................................36 7.2.6dBBandwidth...........................................................................................................................................38 7.3.PowerSpectralDensity.............................................................................................................................40 7.4.DutyCycle..................................................................................................................................................42 7.5.ConductedSpurious&BandEdgeEmission.........................................................................................44 ReportNo.:CISRR26020404402 Page 3 of 48 1.STANDARDANDAPPLICAB…

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ReportNo.:CISRR26020404401 Page 57 of 62 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR26020404401 Page 58 of 62 RadiatedSpuriousEmission(below1GHz)