2BU7F-S1ULTRAIIDash Cam

Betavision Technology Taiwan Limited 10F., No. 6, Ln. 37, Jiancheng Rd., XizhiDist. New Taipei City 221683 Taiwan Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications CommissionDate: Mar. 19, 26 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2BU7F-S1ULTRAII Betavision Technology Taiwan Limited (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to§1.50002of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section§ 2.903 of the FCC rules. Sincerely yours, Applicant Signature Printed Name: Franklin Lo Title: General Manager Address:10F., No. 6, Ln. 37, Jiancheng Rd., Xizhi Dist. New Taipei City 221683 Taiwan Tel.:0921056892 Email:[email protected]

BetavisionTechnologyTaiwanLimited Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan 1|Page AttestationStatements To:FederalCommunicationsCommissionDate:Mar.19,26 7435OaklandMillsRoad, Columbia,MD21046,USA Subject:AttestationofCompliancewithFCCCoveredListSoftwareRequirements FCCID:[2BU7F-S1ULTRAII] ProductName:[DashCam] Thisletterservesasanattestationthattheequipmentidentifiedabove☐is/☒isnot(selectone)"covered" softwareasdefinedundertheFederalCommunicationsCommission(FCC)CoveredListrequirements,as outlinedinFCC22-84andKDB986446. Specifically,theundersignedcertifiesthattheequipmentforwhichauthorizationissought: 1.Doesnotcontaincybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab, Inc.oranyofitssuccessors,assignees,parents,subsidiaries,affiliates,oranyentitythathasrebranded orrelabeledsoftwareproducedbytheaforementionedentities. 2.Doesnothavethecapabilitytostore,run,ordeliveranysoftwareidentifiedontheFCCCoveredList, includingbutnotlimitedtocybersecurityandanti-virussoftware. Tosupportthisattestation,theappendixevaluationdocumentationhasbeenpreparedandisincludedinthe certificationfiling. Thisattestationisbasedonathoroughevaluationofthedevice'sdesign,functionality,andsoftware environment.Theundersignedaffirmsthattheinformationprovidedisaccurateandcompletetothebestof theirknowledge. Sincerelyyours, ApplicantSignature PrintedName:FranklinLo Title:GeneralManager Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan Tel.:0921056892 Email:[email protected] BetavisionTechnologyTaiwanLimited Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan 2|Page EvaluationregardingtotheCoveredListSoftware: Compliance Methodology EvaluationProcessResults Deviceis Inherent compliance ☒ TheChipset(s)usedislimitedtorun theCybersecurityoranti-virus software. Compliance ☒ TheMemoryusedislimitedtorunthe Cybersecurityoranti-virussoftware. Compliance ☒ Thereisstoragecapacitylimitationfor storeorinstalltheCybersecurityor anti-virussoftware. Compliance ☒ Operatingsystemusedislimitedto run,installordelivertheCybersecurity oranti-virussoftware. Compliance Deviceisnot Inherent compliance ☐ EvaluationBasedonSoftware BillofMaterials(SBoM) Seeattached“SBoM“ Note:TheSBoMcontentislimited tothescopeofcoveredlist software(e.g.antivirusand cybersecuritysoftware). ☐ EvaluationBasedonScanfor Softwareonthedevice ☐ EvaluationBasedonFilesystemscan ☐ EvaluationBasedonRunning softwarecheck

BetavisionTechnologyTaiwanLimited Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan U.S.AgentLetterofAttestation To:FederalCommunicationsCommission 7435OaklandMillsRoad,Columbia,MD21046,USA Date:Mar.24,26 Ref:AttestationStatement–Part2.911(d)(7)filing FCCID:2BU7F-S1ULTRAII [BetavisionTechnologyTaiwanLimited](“theapplicant”)certifiesthat,asofthedateofthefilingof theapplication,[CELLTINC.](“theagent”)isourdesignatedU.S.agentforserviceofprocessfor theabovereferenceFCCID.Theapplicantacceptstomaintainanagentforserviceofprocessin theUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanentlyterminatedall marketingandimportationoftheapplicableequipmentwithintheU.S.,ortheconclusionofany Commission-relatedadministrativeorjudicialproceedinginvolvingtheequipment,whicheverislater. TheapplicantfurtheracknowledgesitisourresponsibilitytoinformtheFCCwhenevertheagent informationchanges. [CELLTINC.]("theagent)understanditistheagent'sobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S.addressand emailaddress. DesignatedU.S.Agent CompanyName:CELLTINC. FRN:0036412567 GC:N/A Address:24404SVERMONTAVESTE307C, HARBORCITY,CALIFORNIA,90710,USA Signature: ContactPerson:ThompsonLim Tel:001-424-3474188Email:[email protected] Applicant CompanyName:BetavisionTechnologyTaiwanLimited FRN:0038149019 Address:10F.,No.6,Ln.37,JianchengRd.,Xizhi Dist.NewTaipeiCity221683Taiwan Signature: ContactPerson:FranklinLo Tel:0921056892Email:[email protected]

BetavisionTechnologyTaiwanLimited Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan (Mar.19,2026) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:ConfidentialityRequestfor:FCCID:2BU7F-S1ULTRAII PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestpermanent confidentialtreatmentoftheexhibitsaccompanyingthiscertificationapplicationasoutlinedbelow: BlockDiagram Schematics OperationalDescription FCCSoftwareSecurityRequirementsforUNIIdevicesRev1.0 Theaboveexhibitscontaintradesecretsand/orproprietaryinformationthatarenotpubliclyavailableand materialsthattheApplicanthasspentconsiderableeffortsindeveloping.Publicdisclosureofthesemay beharmfultotheApplicantandgiveanunfairadvantagetocompetitorsonthemarket. PursuanttoDA04-1705,theapplicantalsorequeststemporaryconfidentialtreatmentoftheexhibits outlinedbelowforaperiodof(upto180)daysfromthedateofequipmentauthorizationandpriorto marketingintheUnitedStatestopreventtheprematurereleaseofanysensitiveinformation.Applicantis awareoftheirresponsibilitytonotifyDERYCOMintheeventinformationregardingtheproductorthe productismadeavailabletothepublicbeforetherequestedperiodhasexpired. UserManual Sincerely, (Signature) Title:GeneralManager Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan Tel.:0921056892 Email:[email protected]

BetavisionTechnologyTaiwanLimited Address:10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan (Mar.19,2026) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Subject:AgentAuthorizationforFCCID:2BU7F-S1ULTRAII I,theundersigned,herebyauthorize(ShenzhenNCTTestingTechnologyCo.,Ltd.)toactonourbehalfin allmattersrelatingtothisapplicationforequipmentcertification. Anyactcarriedoutby(ShenzhenNCTTestingTechnologyCo.,Ltd.)shallhavethesameeffectasour ownandIacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsofcertification, asspecifiedbyDERYCOMCERTIFICATIONSERVICES,INC.,stillresideswith(BetavisionTechnology TaiwanLimited). WecertifythatwearenotsubjecttoadenialoffederalbenefitsthatincludesFCCbenefitspursuantto Section5301oftheAnti-DrugAbuseActof1988,21U.S.C.§862,andthatnopartytotheapplication,as definedin47CFR§1.2002(b),issubjecttoadenialoffederalbenefitsthatincludesFCCbenefits pursuanttothatsection. Sincerely, (Signature) (FullnameofcontactpersonlistedonFCC’swebsite) (Title):GeneralManager Tel:0921056892 Fax:N/A Email:[email protected]

BetavisionTechnologyTaiwanLimited ProductSimilarityDeclaration Productname:DashCam Modelname:S1UltraII,S1UltraIIUni,S1UltraIITriple, S1UltraIICore,S1UltraIIBase,S1UltraIISolo, S1UltraIITrio FCCID:2BU7F-S1ULTRAII We(BetavisionTechnologyTaiwanLimited)herebystatethatall themodelsareelectricalidenticalincludingthesamesoftware parameterandhardwaredesign(i.e.,circuitdesign,PCBLayout, RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),theonly differenceisthemodelnumber. Signature: Name:FranklinLo Title:GeneralManager Place,date:Taipei,2026.03.19

FCC ID:2BU7F-S1ULTRAII ExternalPhotos

The specific method for querying the product Label is described on pages 33‐34 of the user manual. The process of the query can be completed in just 3 steps. Settings > about >Select Legal & Regulatory E-Label Information and methods E-label show：

FCC ID:2BU7F-S1ULTRAII Internal Photos BT&WIFI Antenna GPS Antenna

FCCID:2BU7F-S1ULTRAII RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1091，Unlessspecifically requiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremity SARevaluationforgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnot requiredwhenthecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm 2 ) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f 2 )6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f 2 )30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r 2 ) Where Pd=powerdensityinmW/cm 2 ,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainoftheantennaandthetotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleandhighest channelindividually. TestResultofRFExposureEvaluation Modulation Frequenc y MHz Output power to antenna (dBm) Target power W/toler ance (dBm） Max Output powerto antenna (dBm) Max Output powerto antenna (mW) Power Densityat R=20cm (mW/cm2) Limit (mW/c m2) Result BT (BLE1M) GFSK 2402 -1.65 -1.5±1-0.50.891 0.000192 1.0PASS 2440 -0.66 -0.5±1 0.51.122 0.000241 1.0PASS 2480 0.19 -0.5±10.51.122 0.000241 1.0PASS BT (BLE2M) 2402 -1.72 -1.5±1-0.50.891 0.000192 1.0PASS 2440 -0.79 -0.5±1 0.51.122 0.000241 1.0PASS 2480 0.1 -0.5±10.51.122 0.000241 1.0PASS Modulation Frequenc y MHz Output power to antenna (dBm) Target power W/toler ance (dBm） Max Output powerto antenna (dBm) Max Output powerto antenna (mW) Power Densityat R=20cm (mW/cm2) Limit (mW/c m2) Result WIFI2.4G 802.11b 2412 14.75 15±11639.811 0.008565 1.0PASS 2437 15.15 15±1 1639.811 0.008565 1.0PASS 2462 15.32 15±11639.811 0.008565 1.0PASS 802.11g 2412 14.09 14±1 1531.623 0.006803 1.0PASS 2437 13.65 14±11531.623 0.006803 1.0PASS 2462 13.47 14±11531.623 0.006803 1.0PASS 802.11n (HT20) 2412 14.24 14±1 1531.623 0.006803 1.0PASS 2437 13.90 14±11531.623 0.006803 1.0PASS 2462 13.65 14±1 1531.623 0.006803 1.0PASS 802.11n (HT40) 2422 14.44 14±11531.623 0.006803 1.0PASS 243713.4014±11531.6230.0068031.0PASS 2452 13.39 14±11531.623 0.006803 1.0PASS 802.11ax (HT20) 2412 12.31 12±1 1319.953 0.004293 1.0PASS 2437 11.76 12±11319.953 0.004293 1.0PASS 2462 11.68 12±1 1319.953 0.004293 1.0PASS 802.11ax (HT40) 2422 12.85 12±11319.953 0.004293 1.0PASS 2437 11.96 12±11319.953 0.004293 1.0PASS 2452 11.79 12±1 1319.953 0.004293 1.0PASS Modulation Frequency MHz Output power to antenna (dBm) Target power W/tolerance (dBm） Max Output power to antenna (dBm) Max Output power to antenna (mW) Power Densityat R=20cm (mW/cm2) Limit (mW/cm2) Result Wifi5.1g 802.11a 518012.9112±11319.9530.0058581.0PASS 520010.82 11±1 1215.8490.0046531.0PASS 524010.49 11±1 1215.8490.0046531.0PASS 802.11n(20) 518011.2212±11319.9530.0058581.0PASS 520012.7112±11319.9530.0058581.0PASS 524012.6012±11319.9530.0058581.0PASS 802.11n(40) 519011.0611±11215.8490.0046531.0PASS 523010.94 11±1 1215.8490.0046531.0PASS 802.11ac(20) 518010.19 11±1 1215.8490.0046531.0PASS 52009.9110±11112.5890.0036961.0PASS 52409.5610±11112.5890.0036961.0PASS 802.11ac(40) 519010.0710±11112.5890.0036961.0PASS 52309.8510±11112.5890.0036961.0PASS 802.11ac(80)52107.37 7±1 86.3100.0018521.0PASS 802.11ax(20) 518013.02 13±1 1425.1190.0073741.0PASS 520012.7513±11425.1190.0073741.0PASS 524012.6513±11425.1190.0073741.0PASS 802.11ax(40) 51909.3310±11112.5890.0036961.0PASS 523012.7212±11319.9530.0058581.0PASS 802.11ax(80)52105.3 5±1 63.9810.0011691.0PASS Wifi5.8g 802.11a 574513.44 13±1 1425.1190.0043931.0PASS 578513.4813±11425.1190.0043931.0PASS 582512.9513±11425.1190.0043931.0PASS 802.11n(20) 574513.4813±11425.1190.0043931.0PASS 578513.5513±11425.1190.0043931.0PASS 582513.01 13±1 1425.1190.0043931.0PASS 802.11n(40) 575513.47 13±1 1425.1190.0043931.0PASS 579513.3913±11425.1190.0043931.0PASS 802.11ac(20) 574515.3715±11639.8110.0069621.0PASS 578512.6412±11319.9530.0034891.0PASS 582512.4812±11319.9530.0034891.0PASS 802.11ac(40) 575512.56 12±1 1319.9530.0034891.0PASS 579512.86 13±1 1425.1190.0043931.0PASS Remark：1.BTAntenna&wifi2.4gAntennagainis0.34dBi, wifi5.2gAntennagainis1.69dBi,wifi5.8gAntennagainis-0.56dBi 2.Wifi2.4g,wifi5.1gandwifi5.8gdonottransmitatthesametime BTandwificantransmitatthesametime 3.InthecaseofsimultaneouslaunchesforwifiandBT: TheMaxCalc.Thresholds:BT:0.000241,Wifi:0.008565 BTandWifi:0.000241+0.008565=0.008806≤1 SoaSARtestisnotrequired 802.11ac(80)577513.0513±11425.1190.0043931.0PASS 802.11ax(20) 574511.99 12±1 1319.9530.0034891.0PASS 578512.02 12±1 1319.9530.0034891.0PASS 582511.48 12±1 1319.9530.0034891.0PASS 802.11ax(40) 575511.7312±11319.9530.0034891.0PASS 579511.8812±11319.9530.0034891.0PASS 802.11ax(80)577511.2112±11319.9530.0034891.0PASS

SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 1 页 天线规格书 Antennaspecificationforapproval 客户名称 Customername 机型 Model R1(3寸屏记录仪）WIFI双频（2.4&5G）版 天线频段 Antenna frequency 2.4GHZ&5GHz 天线功能 Antenna function WIFI&BT&5Gwifi天线 天线材质 Antenna material FPC FPC颜色 FPCcolor 黑色 型号 model SF2597A-1B2-A 料号 Materialnumber SF2597A-1R22B-068-A 客户料号 CustomerPart Number 索沃德承认签章 Wardacceptedthesignature 客户承认签章 Clientacknowledgessignature 结构 structure 采购 Purchase 文控 Documentcontrol 结构 structure 射频 radiofrequency 工程 engineering 审核 Toexamine 品质 QC 承辦人 Responsible李婷婷 审核 Toexamine 日期date 2025.09.03 盖章区 Sealarea 日期date 2025.09.03 盖章区 Sealarea SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 2 页 序号认证编号材质类型发证日期备注 1SHAEC24025471005镀锡铜线2024-11-25一年 2SHAEC24027284565卤素2024-12-06一年 3SHAEC24027480902背胶2024-12-06一年 4SHAEC24029171725FEP护套2024-12-26一年 5SHAEC24027284563FEP绝缘2024-12-05一年 6SZXEC25002243404锡线2025-06-30一年 7SZXEC25002243408锡条2025-06-30一年 8ETR25501383印刷油墨2025-05-20一年 9A2250132593101001E基材2025-03-10一年 10CANEC24028865417EVA泡棉2025-01-03一年 11A2240439752101001导电布2024-07-29一年 12SZXEC24002471802金镀层2024-08-08一年 SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 3 页 目录 一:设备支持&可测试天线类型 ...................................................... 1 二:概述 ............................................................................................. 2 三:匹配电路图&机器图片&天线图片 ............................................ 3 四:天线驻波比&天线效率（VSWR） .............................................. 4 五:WIFI有源数据 ............................................................................ 5 六:环境处理 ..................................................................................... 6 七:3Dpattern ................................................................................. 7 八:结构图纸 ..................................................................................... 8 SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 4 页 一:设备支持&可测试天线类型 SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 5 页 二:概述 (1)Antennaperformance 1.ThisapprovalsheetsupportsforMIDproject.FPCantennasincludeinthisproject.Thisreport isfortheperformanceofWIFI&BTantenna. 2.Antennashapesize：MeettherequirementofMID 3.Antennaband：2.4GHz~5GHz 4.Antennamaterial：AntennamaterialmeettherequirementofMID 5.Adhesiveperformance：AdhesiveperformancemeettherequirementofMID 6.Antennaperformancemeetthespecbelow： Description2.4GHz~5GHzUnits VSWR≤2.0 AverageAntennaGain≥-0.97dBi FeedImpedance50ohms OperatingTemperature-40to+85degC Polarization/AzimuthLinear/Omni-directional (2)MechanicalInformation MechanicalDimension CableLength068mm/BLACK DescriptionWIFI&BTantenna MaterialFPC CoaxialCable50Ω/O.D.0.81mm Environmental OperationTemperature-40to+85degC StorageTemperature-40to+85degC SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 6 页 三:匹配电路图&机器图片&天线图片 (1)匹配电路 (2)机器图片&天线图片 NA RF NA NA NA NA NA SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 7 页 四:天线驻波比&天线效率（VSWR） SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 8 页 SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 9 页 五:WIFI有源数据 六：环境处理 SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 10 页 注:具体环境处理方式请按照测试报告来优化 SWARD深圳市索沃德通讯技术有限公司 ShenzhenSuoWardCommunicationTechnologyCo.,Ltd. 深圳市宝安区前进二路135号河西航城工业区B栋6楼 电话：0755-29985185传真：0755-27487028 第 11 页 七:3Dpattern 八：结构图纸

Report No.:NCT26007410XE1-1 Page1of34 RF Test Data Duty Cycle...................................................................................................................................................................................................... 2 Maximum Peak Conducted Output Power.....................................................................................................................................................6 -6dB Bandwidth............................................................................................................................................................................................10 Occupied Channel Bandwidth......................................................................................................................................................................14 Maximum Power Spectral Density Level......................................................................................................................................................18 Band Edge....................................................................................................................................................................................................22 Conducted RF Spurious Emission............................................................................................................................................................... 27 Report No.:NCT26007410XE1-1 Page2of34 Duty Cycle ConditionModeFrequency (MHz)AntennaDuty Cycle (%)Correction Factor (dB)1/T (kHz) NVNTBLE 1M2402Ant161.362.122.61 NVNTBLE 1M2440Ant161.362.122.61 NVNTBLE 1M2480Ant161.392.122.6 NVNTBLE 2M2402Ant132.324.914.95 NVNTBLE 2M2440Ant132.324.914.95 NVNTBLE 2M2480Ant132.324.914.95 Report No.:NCT26007410XE1-1 Page3of34 Duty Cycle NVNT BLE 1M 2402MHz Ant1 Duty Cycle NVNT BLE 1M 2440MHz Ant1 Report No.:NCT26007410XE1-1 Page4of34 Duty Cycle NVNT BLE 1M 2480MHz Ant1 Duty Cycle NVNT BLE 2M 2402MHz Ant1 Report No.:NCT26007410XE1-1 Page5of34 Duty Cycle NVNT BLE 2M 2440MHz Ant1 Duty Cycle NVNT BLE 2M 2480MHz Ant1 Report No.:NCT26007410XE1-1 Page6of34 Maximum Peak Conducted Output Power ConditionModeFrequency (MHz) AntennaConducted Power (dBm) Duty Factor (dB) Total Conducted Power (dBm) Total Conducted Power (W) Limit Conducted(dBm) Verdict NVNTBLE 1M 2402Ant1-1.650-1.650.0006830Pass NVNTBLE 1M 2440Ant1-0.660-0.660.0008630Pass NVNTBLE 1M 2480Ant10.1900.190.0010430Pass NVNTBLE 2M 2402Ant1-1.720-1.720.0006730Pass NVNTBLE 2M 2440Ant1-0.790-0.790.0008330Pass NVNTBLE 2M 2480Ant10.100.10.0010230Pass Report No.:NCT26007410XE1-1 Page7of34 Peak Power NVNT BLE 1M 2402MHz Ant1 Peak Power NVNT BLE 1M 2440MHz Ant1 Report No.:NCT26007410XE1-1 Page8of34 Peak Power NVNT BLE 1M 2480MHz Ant1 Peak Power NVNT BLE 2M 2402MHz Ant1 Report No.:NCT26007410XE1-1 Page9of34 Peak Power NVNT BLE 2M 2440MHz Ant1 Peak Power NVNT BLE 2M 2480MHz Ant1 Report No.:NCT26007410XE1-1 Page10of34 -6dB Bandwidth ConditionModeFrequency (MHz)Antenna-6 dB Bandwidth (MHz)Limit -6 dB Bandwidth (MHz)Verdict NVNTBLE 1M2402Ant10.69980.5Pass NVNTBLE 1M2440Ant10.69570.5Pass NVNTBLE 1M2480Ant10.69390.5Pass NVNTBLE 2M2402Ant11.1450.5Pass NVNTBLE 2M2440Ant11.1560.5Pass NVNTBLE 2M2480Ant11.1410.5Pass Report No.:NCT26007410XE1-1 Page11of34 -6dB Bandwidth NVNT BLE 1M 2402MHz Ant1 -6dB Bandwidth NVNT BLE 1M 2440MHz Ant1 Report No.:NCT26007410XE1-1 Page12of34 -6dB Bandwidth NVNT BLE 1M 2480MHz Ant1 -6dB Bandwidth NVNT BLE 2M 2402MHz Ant1 Report No.:NCT26007410XE1-1 Page13of34 -6dB Bandwidth NVNT BLE 2M 2440MHz Ant1 -6dB Bandwidth NVNT BLE 2M 2480MHz Ant1 Report No.:NCT26007410XE1-1 Page14of34 Occupied Channel Bandwidth ConditionModeFrequency (MHz)Antenna99% OBW (MHz) NVNTBLE 1M2402Ant11.0787 NVNTBLE 1M2440Ant11.0795 NVNTBLE 1M2480Ant11.0824 NVNTBLE 2M2402Ant12.0683 NVNTBLE 2M2440Ant12.0801 NVNTBLE 2M2480Ant12.0794 Report No.:NCT26007410XE1-1 Page15of34 OBW NVNT BLE 1M 2402MHz Ant1 OBW NVNT BLE 1M 2440MHz Ant1 Report No.:NCT26007410XE1-1 Page16of34 OBW NVNT BLE 1M 2480MHz Ant1 OBW NVNT BLE 2M 2402MHz Ant1 Report No.:NCT26007410XE1-1 Page17of34 OBW NVNT BLE 2M 2440MHz Ant1 OBW NVNT BLE 2M 2480MHz Ant1 Report No.:NCT26007410XE1-1 Page18of34 Maximum Power Spectral Density Level ConditionModeFrequency (MHz) AntennaConducted PSD (dBm/3kHz) Duty Factor (dB) Total PSD (dBm/3kHz) Limit (dBm/3kHz) Verdict NVNTBLE 1M 2402Ant1-17.60-17.68Pass NVNTBLE 1M 2440Ant1-16.270-16.278Pass NVNTBLE 1M 2480Ant1-15.380-15.388Pass NVNTBLE 2M 2402Ant1-20.850-20.858Pass NVNTBLE 2M 2440Ant1-19.350-19.358Pass NVNTBLE 2M 2480Ant1-18.450-18.458Pass Report No.:NCT26007410XE1-1 Page19of34 PSD NVNT BLE 1M 2402MHz Ant1 PSD NVNT BLE 1M 2440MHz Ant1 Report No.:NCT26007410XE1-1 Page20of34 PSD NVNT BLE 1M 2480MHz Ant1 PSD NVNT BLE 2M 2402MHz Ant1 Report No.:NCT26007410XE1-1 Page21of34 PSD NVNT BLE 2M 2440MHz Ant1 PSD NVNT BLE 2M 2480MHz Ant1 Report No.:NCT26007410XE1-1 Page22of34 Band Edge ConditionModeFrequency (MHz)AntennaMax Value (dBc)Limit (dBc)Verdict NVNTBLE 1M2402Ant1-49.64-20Pass NVNTBLE 1M2480Ant1-55.52-20Pass NVNTBLE 2M2402Ant1-28.5-20Pass NVNTBLE 2M2480Ant1-51.61-20Pass Report No.:NCT26007410XE1-1 Page23of34 Band Edge NVNT BLE 1M 2402MHz Ant1 Ref Band Edge NVNT BLE 1M 2402MHz Ant1 Emission Report No.:NCT26007410XE1-1 Page24of34 Band Edge NVNT BLE 1M 2480MHz Ant1 Ref Band Edge NVNT BLE 1M 2480MHz Ant1 Emission Report No.:NCT26007410XE1-1 Page25of34 Band Edge NVNT BLE 2M 2402MHz Ant1 Ref Band Edge NVNT BLE 2M 2402MHz Ant1 Emission Report No.:NCT26007410XE1-1 Page26of34 Band Edge NVNT BLE 2M 2480MHz Ant1 Ref Band Edge NVNT BLE 2M 2480MHz Ant1 Emission Report No.:NCT26007410XE1-1 Page27of34 Conducted RF Spurious Emission ConditionModeFrequency (MHz)AntennaMax Value (dBc)Limit (dBc)Verdict NVNTBLE 1M2402Ant1-39.87-20Pass NVNTBLE 1M2440Ant1-44.06-20Pass NVNTBLE 1M2480Ant1-46.48-20Pass NVNTBLE 2M2402Ant1-43.43-20Pass NVNTBLE 2M2440Ant1-48.04-20Pass NVNTBLE 2M2480Ant1-49.13-20Pass Report No.:NCT26007410XE1-1 Page28of34 Tx. Spurious NVNT BLE 1M…

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Page1of34 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn FCCTESTREPORT FCCID:2BU7F-S1ULTRAII Product:DashCam ModelName: S1UltraII,S1UltraIIUni,S1UltraIITriple, S1UltraIICore,S1UltraIIBase,S1UltraII Solo,S1UltraIITrio Brand:Miofive ReportNo.:NCT26007410XE1-1 Preparedfor BetavisionTechnologyTaiwanLimited 10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity221683Taiwan Preparedby ShenzhenNCTTestingTechnologyCo.,Ltd. A101&2FB2,Fuqiao6thArea,XintianCommunity,FuhaiStreet,BaoanDistrict, Shenzhen,People’sRepublicofChina TEL:400-8868-419 FAX:86-755-27790922 ReportNo.:NCT26007410XE1-1 Page2of34 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn 1TESTRESULTCERTIFICATION Applicant’sname:BetavisionTechnologyTaiwanLimited Address: 10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity 221683Taiwan Manufacture'sname:BetavisionTechnologyTaiwanLimited Address: 10F.,No.6,Ln.37,JianchengRd.,XizhiDist.NewTaipeiCity 221683Taiwan Productname:DashCam Modelname:S1UltraII Additionalmodel: S1UltraIIUni,S1UltraIITriple,S1UltraIICore,S1UltraIIBase, S1UltraIISolo,S1UltraIITrio Standards:FCCCFR47Part15Section15.247 Testprocedure: ANSIC63.10-2020+Cor1+2023 KDB558074D0115.247MeasGuidancev05r02 TestDate:Feb.09,2026toMar.24,2026 DateofIssue:Mar.25,2026 TestResult:Pass ThisdevicedescribedabovehasbeentestedbyNCT,andthetestresultsshowthatthe equipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonly tothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofNCT,this documentmaybealteredorrevisedbyNCT,personalonly,andshallbenotedintherevisionof thedocument. TestEngineer: KevenWu/Engineer TechnicalManager: HenryWang/Manager ReportNo.:NCT26007410XE1-1 Page3of34 Hotline:400-8868-419Fax:86-755-27790922http://www.ncttesting.cn Contents Page 1TESTRESULTCERTIFICATION...................................................................................................................2 2TESTSUMMARY............................................................................................................................................5 3TESTFACILITY...............................................................................................................................................6 4GENERALINFORMATION.............................................................................................................................7 4.1GENERALDESCRIPTIONOFE.U.T...........................................................................................................7 4.2CHANNELLIST.......................................................................................................................................8 4.3TESTSETUPCONFIGURATION................................................................................................................9 4.4TESTMODE...........................................................................................................................................9 5EQUIPMENTDURINGTEST........................................................................................................................10 5.1EQUIPMENTSLIST................................................................................................................................10 5.2MEASUREMENTUNCERTAINTY..............................................................................................................12 5.3DESCRIPTIONOFSUPPORTUNITS........................................................................................................12 6CONDUCTEDEMISSION.............................................................................................................................13 6.1E.U.T.OPERATION..............................................................................................................................13 6.2EUTSETUP.........................................................................................................................................13 6.3TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION).........................................................................13 6.4MEASUREMENTPROCEDURE................................................................................................................14 6.5CONDUCTEDEMISSIONLIMIT................................................................................................................14 6.6MEASUREMENTDESCRIPTION...............................................................................................................14 6.7CONDUCTEDEMISSIONTESTRESULT...................................................................................................14 7RADIATEDSPURIOUSEMISSIONS...........................................................................................................17 7.1EUTOPERATION.................................................................................................................................17 7.2TESTSETUP........................................................................................................................................18 7.3SPECTRUMANALYZERSETUP...............................................................................................................19 7.4TESTPROCEDURE...............................................................................................................................19 7.5SUMMARYOFTESTRESULTS...............................................................................................................21 8CONDUCTBANDEDGEANDSPURIOUSEMISSIONSMEASUREMENT...............................................28 8.1TESTSETUP........................................................................................................................................28 8.2TESTPROCEDURE.................................................................................................…

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