2BUDI-W1AI Voice Recorder

User'smanual 1 User'smanual V1.0 User'smanual 2 I.Productsafetyinformation （1）Thisdevicedoesnotcomewithapoweradapter,whenyouneedto charge,pleaseuseapoweradapterthathasbeenawardedtheCCC certificateandmeetstherelevantstandards. (2)Pleaseusethedevicewithinthetemperaturerangeof0°C-35°C,and storethedeviceandaccessorieswithinthetemperaturerangeof-20°C- +45°C,whentheambienttemperatureistoohighortoolow,itmaycause equipmentfailure. (3)Donotexposethedevicetohightemperaturesoraroundheatgenerating equipment,suchassunlight,heaters,microwaveovens,ovensorwater heaters. (4)Whenchargingisfinishedornotcharged,disconnectthechargerfrom thedeviceandunplugthechargerfromthepoweroutlet. (5)Thedeviceisequippedwithanon-removablebuilt-inbattery,please donotreplacethebatterybyyourselftoavoiddamagingthedevice. (6)Pleasedisposeofthedevice,batteryandrelatedaccessoriesin accordancewithlocalregulations,anddonotdisposeofthemashousehold garbage. (7)Thismachineisnotwaterproofandshouldnotbesubjectedtowater dropsorsplashes. WARNING:Batteries(packsorcombinations)shouldnotbeexposedto environmentssuchassunlight,fireorsimilarexcessiveheat. User'smanual 3 CAUTION:Thereisariskofexplosionifthebatteryisnotreplaced correctlyandshouldonlybereplacedwiththesameorequivalenttype ofbattery. II.Theillustrativedescriptionoftheappearance Note:Theappearanceofthepicturetoprevailinkind! 7 3 4 2 6 1 5 User'smanual 4 III.keyfunctions (1)Recordingmodetoggleswitch (2)Display (3)power/recordswitch (4)Antennas (5)MagneticUSB/chargingport (6)Microphone (7)Microphone iv.Adescriptionofthestatusoftherecorder'sdisplay,the Bluetoothpendingconnectionstatusdisplay Bluetoothconnectedstatusdisplay Recordingstatusdisplay 5．basicoperations ●Poweron:Longpressthepower/recordon/offbuttonfor3seconds,the recorderwillturnonafterthepoweronscreenappearsandvibrates. Pressandholdthepower/recordbuttonfor3seconds User'smanual 5 ●Poweroff:Longpressthepower/recordbuttonfor3secondswhenthe recorderison,therecorderwillturnoff. ●Recording/Saving:therecorderinstandbymodeshortpressthe recordingkeytoentertherecordingstate,thistimetherecorder vibratesalittleandentertherecordingstate,thedisplaywill appearintherecordingstatedisplay;intherecordingprocessagain shortpresstherecordingkeytostopandsavethecurrentrecording. ●recordingmodeswitching Thisrecorderhastworecordingmodes,namely:environmentrecording modeandcallrecordingmode.Therecordingmodecanbeswitchedby therecordingmodeswitch. 1、CallSoundPressureConductionRecordingMode:Aftertherecording modeswitchispushedup,therecordingmodetoggleswitchwillbe red,atthistimetherecorderwillbeincallrecordingmode,the recorderwillenablethebuilt-insoundpressureconduction microphoneforrecording,youneedtoadsorbtherecorderontheback ofthecellphonecasetomakecallconductionrecording. 2、AmbientRecordingMode:Aftertherecordingmodeswitchispushed down,therecordingmodetoggleswitchisgrayedout,atthistime, therecorderwillbeinambientmicrophonerecordingmode,andthe recorderwillenabletheambientsiliconmicrophoneforrecording. ●Systemreset Ifthesystemisdeadorinoperable,youcanforcethesystemtoreset bylong-pressingthepower/recordon/offbuttonfor13seconds. User'smanual 6 ●Charge ThemagneticendoftheUSBcablewillbeattachedtotheUSBport oftherecorder,andthebigendwillbeinsertedintotheUSBport ofthecomputerorcharger,whencharging,therecorderwillshowthe chargingstatus,andthebatterywillbefullinabout3hours. Note:Thismachinehasanti-correctivemagnetictips,whenconnecting themachine'smagneticinterface,ifyouputitincannotbeproperly suckedintothecorrespondingholes,itindicatesthatputthereverse, pleaseswitchthedirectionofthemagneticheadofthedatacableto connect. Note:Thespecificationoftheselectedchargermustbeinaccordance withthefollowingrequirements,otherwiseaccidentsorfailureswill beregardedasman-madedamagebyourcompany. Input:AC110-240V50/60HzMax:150mA Output:DC5V/1A ●Connectingthecomputer UsethemagneticUSBcablesuppliedwiththedevice,insertthebig endoftheUSBcableintotheUSBportofthecomputer,andthe otherendoftheUSBcablewillbemagnetizeddirectlytothe magneticdataportofthedevice,andthenthecomputerwillread thememoryinformationofthedeviceandentertheUSBflashdrive mode. User'smanual 7 VI.APPOperatingInstructions ●APPdownloadandinstallation Thisrecordercanbeusedaloneorconnectedto"Mecho"APPusing Bluetooth.Download"Mecho"APPbyWeChat,QQorscanningtheQRcode belowandfollowtheinstructionstoinstall.Note:Currently,only IOSsystemissupported,Androidsystemisnotsupportedforthetime being. ●Bluetoothconnectivity SupportingIOS User'smanual 8 Aftertherecorderisturnedon,itwilldirectlyentertheBluetooth pendingconnectionstate.Afterlogginginthe"Mecho"APP,clickthe"+ ConnectDevice"menubuttonintheupperleftcorneroftheAPPtofind thedeviceforBluetoothconnection,aftertherecorderissuccessfully connectedtotheAPP,theAPPwillpopupthe"MechoNote"connectedprompt box.AftertherecorderissuccessfullyconnectedtoAPP,APPwillpop upapromptboxthat"MechoNote"isconnected.Andtherecordershows thestatusofBluetoothconnection. ●voicerecording 1）Recording:WhentherecorderisconnectedtotheAPP,shortpressthe recordingkeyoftherecorder,therecorderwillentertherecordingmode, andtheAPPwillalsoentertherecordingstatesynchronously. 2）APPsidetoinitiaterecording:therecorderandAPPconnectionstate, clicktheAPPbottommenubarinthe""button,therecorderentersthe recordingmode,andtheAPPenterstherecordingstateatthesametime. 3）EndRecording:Shortpresstherecordbuttonontherecordertoendand savetherecording.Youcanalsodirectlytouchthe"Save"menubutton onthetoprightcorneroftheapptoendandsavetherecording. 4）Synchronizeduploadingofrecordingfilesafterrecording:the recordingfileswhentherecorderandAPParenotconnected,afterthe recorderandAPPareconnected,underthefilepage,pullandslidedown abitwillautomaticallydetectthefilesstoredinthepenendofthe recorderthathavenotyetbeentransferredtotheAPP,andwhenthe recordingfilestobetransferredaredetected,thesystemwill automaticallyuploadthemtotheAPP. 5）WiFifasttransfer:thismachinesupportsWiFifasttransferfunction, offlinelargerrecordingfilescanchoosefasttransfermode,therecorder…

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CoveredEquipmentCertificationAttestationLetter 2026.01.15 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2BUDI-W1 BairongZhixin(Beijing)TechnologyCo.,Ltd.(“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. BairongZhixin(Beijing)TechnologyCo.,Ltd.(“theapplicant”)certifiesthat,asofthedate ofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. BairongZhixin(Beijing)TechnologyCo.,Ltd.(“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtdoesnotincludecybersecurityoranti-virussoftware producedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees, includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01 CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:JiayinMa Title:ProductManager CompanyName:BairongZhixin(Beijing)TechnologyCo.,Ltd. Date:2026.01.15

2026.01.15 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2BUDI-W1 ProductName:AIVoiceRecorder RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...) Schematics Blockdiagram  Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Name:JiayinMa Title:ProductManager Company:BairongZhixin(Beijing)TechnologyCo.,Ltd.

2026.01.15 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:JiayinMa Title:ProductManager Company:BairongZhixin(Beijing)TechnologyCo.,Ltd.

ReportNo.:CISRR26010704201 Page 55 of 58 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR26010704201 Page 56 of 58

Label Size:30mm*20mm AI Voice Recorder Model No.:WiseNote W1 FCC ID:2BUDI-W1 Label Location

ReportNo.:CISRR26010704201 Page 57 of 58 9.2.InternalPhotos ReportNo.:CISRR26010704201 Page 58 of 58 ------Endofthereport----- ANT

ReportNo.:CISRR26010704204 Reporttemplateversion:CISE-TR-001-A0Page:1of5 TESTREPORT RFExposureEvaluation ReportNo.CISRR26010704204 ProjectNo.CISR260107042 FCCID2BUDI-W1 ApplicantBairongZhixin(Beijing)TechnologyCo.,Ltd. Address Room1112,Building3,ShengjingInternationalPlaza,No.31Shijingshan Road,ShijingshanDistrict,Beijing,China ManufacturerBairongZhixin(Beijing)TechnologyCo.,Ltd. Address Room1112,Building3,ShengjingInternationalPlaza,No.31Shijingshan Road,ShijingshanDistrict,Beijing,China ProductNameAIVoiceRecorder Trademark- Model/TypereferenceWiseNoteW1 ListedModel(s)- Standard 47CFRPart2.1093 DateofsamplereceiptJanuary12,2026 TestdateJanuary12,2026toJanuary20,2026 IssuedateJanuary20,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.:CISRR26010704204 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 00January20,2026Original ReportNo.:CISRR26010704204 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 ThesedevicesuseasingletransmittermoduleandantennaforbothWIFIandBluetooth,WIFIandBluetooth cantransmitsimultaneously. ReportNo.:CISRR26010704204 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 Radio type Frequency (GHz) Maximum output power #1 (dBm) Antenna gain #2 (dBi) Maximum EIRP #3 (dBm) Maximum tune-up EIRP (dBm) Minimum distance (mm) Evaluated value LimitResult BT2.4020.08-6.02-5.94-5.005.000.09803.00PASS BLE2.4021.04-6.02-4.98-4.005.000.1234 3.00 PASS WIFI2.4627.87-6.021.852.005.000.49743.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. #3:EIRP=Maximumoutputpower+Antennagain. #4:Thisvalueisdeclaredbytheapplicant. ReportNo.:CISRR26010704204 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:NotApplicable TestData Type Evaluated value Standalone Limit RaitoValue (Evaluatedvalue/ StandaloneLimit) Sum Simultaneous Limit Result BT 0.09803 0.041 0.2071.00PASS WIFI 0.49743 0.166 --------EndofReport--------

ReportNo.:CISRR26010704202 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of45 TESTREPORT ReportNo.CISRR26010704202 ProjectNo.CISR260107042 FCCID2BUDI-W1 ApplicantBairongZhixin(Beijing)TechnologyCo.,Ltd. Address Room1112,Building3,ShengjingInternationalPlaza,No.31Shijingshan Road,ShijingshanDistrict,Beijing,China ManufacturerBairongZhixin(Beijing)TechnologyCo.,Ltd. Address Room1112,Building3,ShengjingInternationalPlaza,No.31Shijingshan Road,ShijingshanDistrict,Beijing,China ProductNameAIVoiceRecorder Trademark- Model/TypereferenceWiseNoteW1 ListedModel(s)- Standard 47CFRPart15.247 DateofsamplereceiptJanuary12,2026 TestdateJanuary12,2026toJanuary20,2026 IssuedateJanuary20,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu ReportNo.:CISRR26010704202 Page 2 of 45 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.....................................................................................................16 6.2.4.PowerSpectralDensity..........................................................................................................................17 6.2.5.Conductedbandedgeandspuriousemission...................................................................................18 6.2.6.Radiatedbandedgeemission...............................................................................................................19 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................25 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................29 7.APPENDIXREPORT......................................................................................................................................37 7.1.ConductedOutputPower.........................................................................................................................37 7.2.6dBBandwidth...........................................................................................................................................39 7.3.PowerSpectralDensity.............................................................................................................................40 7.4.DutyCycle..................................................................................................................................................41 7.5.ConductedSpurious&BandEdgeEmission.........................................................................................42 ReportNo.:CISRR26010704202 Page 3 of 45 1.STANDARDANDAPPLICABLETESTME…

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深圳市迪比通通讯设备有限公司 深圳市迪比通通讯设备有限公司 SHENZHENDIBITONGTELECOMMUNICATIONTECHNOLOGYCO.,LTD. 地址/Add: Rm505,8thbuilding,Yungu2ndperiod,pingshanNo.1Road,XiliTown,NanshanDistrict,ShenZhen,Chin Product design and manufacturing specifications ◆ 客户名称/ Customer: 升迈/ ◆ 项目名称/Projec: W1 ◆ 物料名称/Name：FPC A ntenna ◆ 天线材质/Antenna materials:FPC ◆ 物料编号/Part no: ◆ 设计/Designer: ◆ 审核/Check: ◆ 客户确认签章/Approved： 深圳市南山区西丽镇平山一路云谷二期8栋505 a 电话/Tel:86-755-83763273/13927478525 传真/Fax:86-755-83763348 电邮/Email:[email protected] 目录 1. 天线 2D 图 /Antenna2Ddiagram 2. 技术指标 /Technicaltarget 3. 天线 S11 参数测试结果 /TestresultsofantennaS11parameters 4. 动态测试说明 /Dynamictestinstruction 5. 匹配电路 /MatchingCircuit 6. 天线测试数据 /Antennatestreport 7. 包装方式 /Packingmethod 1. 天线 2D 图 /Antenna2Ddiagram 2. 技术指标 /Technicaltarget A.电气性能/ElectricalParameter 工作频率范围/FrequencyRange2400-2500MHz 驻波比/VSWR2400-2500MHz:≤2.0 天线增益/Gain(MAX) 2400-2500MHz:-6.02dBi 平均辐射效率/Radiationefficiency 2400-2500MHz:7.97% 阻抗/InputImpedance 50ohm B.材料/Material FPC C.环境/EnvironmentalScience 工作温度/WorkingTemperature -30 ̊C~+85 ̊C 储藏温度/Storagetemperature-30 ̊C~+85 ̊C 3. 天线 S11 参数测试结果 / TestresultsofantennaS11parameters 4. 动态测试数据 --- 天线安置在设备里 /Dynamictestinstructions-Antennasareplacedin electronicscales 测试仪器/ Testinginstrument : AnritsCMW500+AnechoicChamber6X4X3m(3D-OTA) RF in/out Agilent5071B AgilentMT8820C 5. 匹配电路 /MatchingCircuit (匹配电路未做修改) 6. 天线测试数据 /Antennatestreport 测试数据_无源效率/增益/方向图/Testdata_Gain/Efficiency/3DPOLarplot&RadiationPattern 7. 包装方式 /Packingmethod 1.单个产品2D图/2Ddrawingoftheproduct 产品料号/ Theproductmaterial number 产品名称/ Productname T240_天线 产品版本/ Productversion / 2.箱内所有层堆放后的照片 /Photosofallstackedlayers inthebox 3.整箱封箱后的照片/Photoofthe wholecaseaftersealing 整版数量/ Numberoffullpages 以实际数量为准！ 备注:每箱数量以实际为准，左侧图片为参考，按 实物为准。/Remarks:thequantityofeachbox shallbeactual,thepictureontheleftside shallbeforreference,andtheactualgoods shallberegardedasstandard. 储存条件:－10°至30°之间，湿度70％RH以下 的室内./Storageconditions:between-10° to30°,humidity70%Rhbelowtheindoor. 4.整版的照片/ Awholepackofphotos 5.整箱的箱表面贴的标签的照片/A photographofthelabelonthe surfaceoftheentirecase 注：上图中的图片只用做包装标准示范，不能用做最终资料审核。/Note:thepictureinthepictureaboveisonlyused forpackingstandarddemonstration,notforfinaldataaudit. 确认者 /Confirmer 杨小平/ YangXiaoping 日期/Date2024-11-12 注/Remark： 1.以上测试结果限于测试样机/Theabovetestresultsarelimitedtothetestprototype. 2.整机壳料工艺、软件版本、配件(摄像头FPC、喇叭、听筒、马达、电池等)、芯 片的改变都会导致整机天线性能变化。/Fullshellmaterialtechnology,softwareversion, accessories(camera，FPC,speaker,receiver,motor,battery,etc.),core Theperformanceofthewholeantennawillchangewiththechangeofthechip. 3.整机的环境处理（如接地位置、尺寸，屏蔽方式等）改变会导致整机性能变化。/Thechangeof environmentaltreatment(suchasgroundingposition,size,shieldingmode,etc.)ofthe wholemachinewillleadtothechangeoftheperformanceofthewholemachine. 郑重申明/Solemnlydeclare: 此款天线设计、研发知识产权为我司所有，如发现有相同产品未经我司允许供应给贵司， 我司将依法追究相应法律责任，请尊重知识产权，您的支持是我们的无限动力，谢谢合作！/This antennadesignandR&Dintellectualpropertyrightsareownedbyourcompany.Ifwefind thatthesameproductsaresuppliedtoyourcompanywithoutourpermission,wewillpursue thecorrespondinglegalresponsibilityaccordingtolaw.Pleaserespectintellectual propertyrights.Yoursupportisourunlimitedpower.Thankyouforyourcooperation.

ReportNo.:CISRR26010704203 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of49 TESTREPORT ReportNo.CISRR26010704203 ProjectNo.CISR260107042 FCCID2BUDI-W1 ApplicantBairongZhixin(Beijing)TechnologyCo.,Ltd. Address Room1112,Building3,ShengjingInternationalPlaza,No.31Shijingshan Road,ShijingshanDistrict,Beijing,China ManufacturerBairongZhixin(Beijing)TechnologyCo.,Ltd. Address Room1112,Building3,ShengjingInternationalPlaza,No.31Shijingshan Road,ShijingshanDistrict,Beijing,China ProductNameAIVoiceRecorder Trademark- Model/TypereferenceWiseNoteW1 ListedModel(s)- Standard 47CFRPart15.247 DateofsamplereceiptJanuary12,2026 TestdateJanuary12,2026toJanuary20,2026 IssuedateJanuary16,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu ReportNo.:CISRR26010704203 Page 2 of 49 Contents 1.STANDARDANDAPPLICABLETESTMETHODS........................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.TESTDESCRIPTION.......................................................................................................................................4 4.SUMMARY........................................................................................................................................................5 4.1.ProductDescription*..................................................................................................................................5 4.2.RadioSpecificationDescription*..............................................................................................................5 4.3.ModificationofEUT.....................................................................................................................................5 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.....................................................................................................16 6.2.4.PowerSpectralDensity..........................................................................................................................17 6.2.5.Conductedbandedgeandspuriousemission...................................................................................18 6.2.6.Radiatedbandedgeemission...............................................................................................................19 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................25 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................29 7.APPENDIXREPORT......................................................................................................................................37 7.1.ConductedOutputPower.........................................................................................................................37 7.2.6dBBandwidth...........................................................................................................................................39 7.3.PowerSpectralDensity.............................................................................................................................41 7.4.DutyCycle..................................................................................................................................................43 7.5.ConductedSpurious&BandEdgeEmission.........................................................................................45 ReportNo.:CISRR26010704203 Page 3 of 49 1.STANDARDANDAPPLICABLETESTME…

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ReportNo.:CISRR26010704201 Page 53 of 58 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR26010704201 Page 54 of 58 RadiatedSpuriousEmission(below1GHz)