2BVKD-UV-8022-KBTBluetooth Telephone

LocalRepresentativeLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(7),oftheCommission’sRules(47C.F.R.)weattestasfollowsfor theproductlistedbelow: FCCIDModelname 2BVKD-UV-8022-KBTUV-8022-KBT,UV-8022-RBT,UV-8022-DBT Weherebyacknowledgeasfollows: i.bothsigneesconfirmthatthepointofcontactacceptsresponsibilitytoactasaUS- AmericanRepresentativeonbehalfoftheapplicant ii.thepointofcontactprovidesthephysicalU.S.addressandemailaslistedbelow iii.bothpartiesmaintaintherequirementsofthisagreementwithoutexpirationdate US-AmericanPointofContactApplicant/ApprovalHolder SignatureSignature Company Name: LOBOSIOWAINCShenZhenShiJingXinKeJiYouXianGongSi FRN:00364139610038269361 ContactName:HarleyLiChuangjianYe Address:4623BittercreekDrColorado SpringsCO80922US Room101,Building52,AoerVillage, YuanshanSubdistrict,Longgang District,Shenzhen,China Phone:+18188180538-- Email:[email protected]@uvitaltop.com

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestasfollows fortheproductlistedbelow: FCCIDModelname 2BVKD-UV-8022-KBTUV-8022-KBT,UV-8022-RBT,UV-8022-DBT We, Applicant CompanyName:ShenZhenShiJingXinKeJiYouXianGongSi Address:Room101,Building52,AoerVillage, YuanshanSubdistrict,LonggangDistrict, Shenzhen,China Phone:N/A certifythattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Thisincludesthecybersecurityandanti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofistsuccessorsandassignees. Wecertifythat,asofthedateofthefilingoftheapplication,theapplicantisnotidentifiedon theCoveredListasanentityproducing“covered”equipment. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-4-23 SignatureDate PrintedNameofSignee:ChuangjianYe Company:ShenZhenShiJingXinKeJiYouXian GongSi Phone:13794849957 Email:[email protected] Address:Room101,Building52,Aoer Village,YuanshanSubdistrict,Longgang District,Shenzhen,China Fax:N/A

ShenZhenShiJingXinKeJiYouXianGongSi Room101,Building52,AoerVillage,YuanshanSubdistrict,LonggangDistrict, Shenzhen,China Date:2026-4-23 FCCID:2BVKD-UV-8022-KBT ModelNumber:UV-8022-KBT,UV-8022-RBT,UV-8022-DBT To:FederalCommunicationCommission AuthorizationandEvaluationDivision7435OaklandMillsRoad Columbia,MD21048 ToWhomItMayConcern, We,ShenZhenShiJingXinKeJiYouXianGongSiherebydeclarethatourproduct(Bluetooth Telephone ) ModelNumber: UV-8022-KBT,UV-8022-RBT,UV-8022-DBT electrical identical,theSchematic,PCBlayout,structureandsoftwarearesame,onlythedifference isthemodelnameandbuttonconfigurationsformarketpurpose. Shouldyouhaveanyquestionsorcommentsregardingthismatter,pleasehave mybestattention. Sincerely, (Signed) Name/Title:ChuangjianYe/Manager Company:ShenZhenShiJingXinKeJiYouXianGongSi Address:Room101,Building52,AoerVillage,YuanshanSubdistrict,LonggangDistrict, Shenzhen,China Phone:13794849957 FaxNumber:N/A E-Mail:[email protected]

ConfidentialityRequestLetter ForCertificationServiceintheUSA FederalCommunicationCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoParagraphs§0.457and0.459oftheCommission’sRules(47C.F.R.)andSection §552(b)(4)oftheFreedomofInformationAct,werequestconfidentialityforthe documentationofthefollowingproducts: FCCIDModelname 2BVKD-UV-8022-KBTUV-8022-KBT,UV-8022-RBT,UV-8022-DBT Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicableexhibits asthereare:  theOperationalDescription  theBlockDiagram theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-4-23 SignatureDate PrintedNameofSignee/Title:ChuangjianYe/Manager Company:ShenZhenShiJingXinKeJiYouXianGongSi Address:Room101,Building52,AoerVillage,Yuanshan Subdistrict,LonggangDistrict,Shenzhen,China Phone:13794849957 Fax:-- Email:[email protected]

ReportNo.:CISRR26040729001 Page 60 of 63 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR26040729001 Page 61 of 63

Label Size:20mm*16mm Productname:BluetoothTelephone ModelName:UV-8022-KBT FCCID:2BVKD-UV-8022-KBT LabelLocation

ReportNo.:CISRR26040729001 Page 62 of 63 9.2.InternalPhotos ReportNo.:CISRR26040729001 Page 63 of 63 ------Endofthereport----- ANT

ReportNo.: CISRR26040729003 Reporttemplateversion:CISE-TR-001-A0Page:1of6 TESTREPORT RFExposureEvaluation ReportNo.: CISRR26040729003 ProjectNo.: CISR260407290 FCCID:2BVKD-UV-8022-KBT Applicant:ShenZhenShiJingXinKeJiYouXianGongSi Address: Room101,Building52,AoerVillage,YuanshanSubdistrict,Longgang District,Shenzhen,China Manufacturer: ShenZhenShiJingXinKeJiYouXianGongSi Address: Room101,Building52,AoerVillage,YuanshanSubdistrict,Longgang District,Shenzhen,China ProductName: BluetoothTelephone TradeMark:Uvital Model/Typereference:UV-8022-KBT ListedModel(s):UV-8022-RBT,UV-8022-DBT Standard:47CFRPart2.1093 Issuedate:April22,2026 Testresult:Complied Reviewedby:MorganTan Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.: CISRR26040729003 Reporttemplateversion:CISE-TR-001-A0Page:2of6 Contents 1.APPLICABLESTANDARD..............................................................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.RADIOSPECIFICATIONDESCRIPTION........................................................................................................4 4.SIMULTANEOUSTRANSMISSIONANALYSIS.............................................................................................4 5.TESTRESULT.................................................................................................................................................5 5.1.STANDALONETRANSMISSION.................................................................................................................5 5.2.SIMULTANEOUSTRANSMISSION.............................................................................................................6 ReportNo.: CISRR26040729003 Reporttemplateversion:CISE-TR-001-A0Page:3of6 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–2019:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00April22,2026Original ReportNo.: CISRR26040729003 Reporttemplateversion:CISE-TR-001-A0Page:4of6 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS ThesedevicesuseasingletransmittermoduleandantennaforbothBT,BTcannottransmitsimultaneously. ReportNo.: CISRR26040729003 Reporttemplateversion:CISE-TR-001-A0Page:5of6 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 output power #1 (dBm) Antenna gain #2 (dBi) Maximum EIRP #3 (dBm) Maximum tune-up EIRP #4 (dBm) Minimum distance (mm) Evaluated value LimitResult Bluetooth-BR ＆EDR 2.48-1.42-0.58-2.00-1.005.000.25023.00PASS Bluetooth-LE2.4024.31-0.583.734.005.000.77863.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. #3:EIRP=Maximumoutputpower+Antennagain. #4:Thisvalueisdeclaredbytheapplicant. ReportNo.: CISRR26040729003 Reporttemplateversion:CISE-TR-001-A0Page:6of6 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 …

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Product specification Quick Reference Date Antenna module on the system board Frequenc Range 2400 ~ 2500MHz Ant. Port Input Pwr. (dBm) 0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm) -1.2 (Input pwr – loss pwr) Peak EIRP(dBm) 1.2 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) 6 0.2 % Gain (dBi) -0.58(Avg Gain YZ-plane) Maximum Power (dBm) 1.7 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Input Impendence(ohm) 50 Polarization Type V ertical & Horizontal V . S .W . R < 1.4 Antenna Layout & module on the system boa All thetechnical data and information contained herein are subject to change without prior notice rd Antenna Gain Gain Table Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board - -1.26 0.5 - -0.58 3.6 - -0.76 3.0 6 0.2 % Manufacturer: Chaoshun Technology (Jiangxi) Co., Ltd. Address: 1st-4th Floors, Building 3, Xingxin Industrial Park, Ganzhou, Jiangxi, China Retum Loss The Environment of Antenna Radiation Pattem 2D radiation pattern diagram XY-planeXZ-planeYZ-plane

ReportNo.:CISRR26040729002 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of42 TESTREPORT ReportNo.CISRR26040729002 ProjectNo.CISR260407290 FCCID2BVKD-UV-8022-KBT ApplicantShenZhenShiJingXinKeJiYouXianGongSi Address Room101,Building52,AoerVillage,YuanshanSubdistrict,Longgang District,Shenzhen,China ManufacturerShenZhenShiJingXinKeJiYouXianGongSi Address Room101,Building52,AoerVillage,YuanshanSubdistrict,Longgang District,Shenzhen,China ProductNameBluetoothTelephone TrademarkUvital Model/TypereferenceUV-8022-KBT ListedModel(s)UV-8022-RBT,UV-8022-DBT Standard 47CFRPart15.247 DateofsamplereceiptApril8,2026 TestdateApril8,2026toApril22,2026 IssuedateApril22,2026 TestresultComplied Reviewedby:MorganTan Approvedby:HansHu ReportNo.:CISRR26040729002 Page 2 of 42 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.Supportunitusedintestconfiguration....................................................................................................7 5.4.Testsampleinformation.............................................................................................................................7 5.5.Environmentalconditions...........................................................................................................................7 5.6.Statementofthemeasurementuncertainty.............................................................................................7 5.7.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).........................................................................................23 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................26 7.APPENDIXREPORT......................................................................................................................................34 7.1.6dBBandwidth...........................................................................................................................................34 7.2.ConductedOutputPower.........................................................................................................................36 7.3.PowerSpectralDensity.............................................................................................................................38 7.4.DutyCycle..................................................................................................................................................39 7.5.ConductedSpurious&BandEdgeEmission........................................…

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ReportNo.:CISRR26040729001 Page 58 of 63 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR26040729001 Page 59 of 63 RadiatedSpuriousEmission(below1GHz)