2AS3Q-PV-PMVBPivo Max

3iInc. CoveredEquipmentCertificationAttestationLetter 07/27/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2AS3Q-PV-PMVB 3iInc.(“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. 3iInc.(“theapplicant”)certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. 3iInc.(“theapplicant”)certifiesthattheequipmentforwhichauthorizationissought doesnotincludecybersecurityoranti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofitssuccessorsandassignees,includingequipmentwith integratedKasperskyLab,Inc.(oranyofitssuccessorsandassignees)cybersecurityor anti-virussoftwarepursuanttoDA-24-886andKDB986446D01CoveredEquipment GuidancesectionB(2a). Signed: Printedname:JiwuckJung Title:CTO CompanyName:3iInc. Date:07/27/2026

DATE:07/27/2026 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 AuthoritytoActasAgent Onourbehalf,IappointShenzhenEUTestingLaboratoryLimited (101,BuildingB1,FuqiaoFourthArea,QiaotouCommunityFuhaiSubdistrictBaoan District,Shenzhen,China)(NameofAgentcompanynameandaddress)toactasour agentinthepreparationofthisapplicationforequipmentcertification.Icertifythat submitteddocumentsproperlydescribethedeviceorsystemforwhichequipment certificationissought.Ialsocertifythateachunitmanufactured,importedormarketed,as definedintheFederalCommunicationsCommission’sregulationswillhaveaffixedtoita labelidenticaltothatsubmittedforapprovalwiththisapplication. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonour behalf,Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditions forcertification,stillresideswith3iInc. (9F-903,465,Dongdaegu-ro,Dong-gu,Daegu,41260,RepublicofKorea) (ApplicantNameandaddress) Signed: Printedname:JiwuckJung Title:CTO CompanyName:3iInc. Date:07/27/2026

Date07/27/2026 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeComplianceTesting,LLCtoactonourbehalfinallmatters relatingtoapplicationforequipmentauthorization,includingthesigningofalldocumentsrelatingto thesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothedenialof benefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21 U.S.C.853(a). Sincerely, Signed: Printedname:JiwuckJung Title:CTO CompanyName:3iInc. Date:07/27/2026

DATE07/27/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:___2AS3Q-PV-PMVB______ ProductName:___PivoMax___ RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Signed: Printedname:JiwuckJung Title:CTO CompanyName:3iInc. Date:07/27/2026

DATE:07/27/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AS3Q-PV-PMVB ProductName:PivoMax RequestforShort-TermConfidentiality PursuanttoSections0.457and0.459ofthecommissionrules,andinaccordancewiththeFCCPublicnotice datedJune15,2004(DA04-1705),weherebyrequestshort-termconfidentialityforthefollowingitemspriorto marketingthedevice.: TestSetupPhotos ExternalPhotos InternalPhotos UserManual Theapplicantrequeststheexhibitsselectedaboveasshorttermconfidentialbewithheldfrompublicview foraperiodof180daysfromthedateoftheGrantofEquipmentAuthorizationandpriortomarketing.This istoavoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseoftheproducttothe public. Signed: Printedname:JiwuckJung Title:CTO CompanyName:3iInc. Date:07/27/2026

3iInc. DeclarationonModelDifferences We, 3iInc. 9F-903,465,Dongdaegu-ro,Dong-gu,Daegu,41260,RepublicofKorea Declarethatthefollowingproduct(s): ProductName:PivoMax ModelNo.:PV-PMVB,PV-PMVW FCCID:2AS3Q-PV-PMVB Allmodelsaresamewithelectricalparametersandinternalcircuitstructure,butonlydifferin appearancecolorandmodelname.Therefore,the(PV-PMVB)modelwillbetheprimarytest model. Themanufacturerwouldtakealltheresponsibilitiesfortheaboveproduct(s). Forandonbehalfof Daegu,41260,RepublicofKorea AuthorizedpersonLocation Name:JiwuckJung Position:CTO Dateofissue:2026-07-27 *IherebydeclarethatIamentitledtosignonbehalfoftheapplicantandthattheinformationsuppliediscorrectandcomplete.

LabelLocation Label Size:40*50mm ProductName:PivoMax ModelNo.:PV-PMVB Input:5VDC,2A FCCID:2AS3Q-PV-PMVB

RFEXPOSUREEVALUATION FCCID:2AS3Q-PV-PMVB AccordingtoKDB447498D01GeneralRFExposureGuidancev06andFCC 1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatethe environmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin § 1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. BLE: Channel (MHz) Maximum outputpower (dBm) Tuneup tolerance (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results Limit Operating Mode 2402-2.04-2.04±1-1.0450.2443 BLE 2440-2.87-2.87±1-1.8750.2033 2480-2.28-2.28±1-1.2850.2353 TestResults:PASS.

TESTREPORT ReportNo.:8336EU012005W Applicant:3iInc. Address:9F-903,465,Dongdaegu-ro,Dong-gu,Daegu,41260, RepublicofKorea ProductName:PivoMax ModelNo.:PV-PMVB(refertoclause2.4) Trademark:Pivo FCCID:2AS3Q-PV-PMVB TestStandard(s):47CFRPart15.247 TestResult:Pass DateofReceipt:Nov.20,2025 TestDate:Nov.21,2025-Dec.01,2025 DateofIssue:Jul.20,2026 ISSUEDBY: SHENZHENEUTESTINGLABORATORYLIMITED Preparedby:ReviewedandApprovedby: LandonQiu/EngineerSallyZhang/Manager Page2of58ReportNo.:8336EU012005W TRFVersion:A01 RevisionRecord ReportVersionIssuedDateDescriptionStatus V0Jul.20,2026OriginalValid Page3of58ReportNo.:8336EU012005W TRFVersion:A01 TableofContents 1COVERPAGE...................................................................................................................................................1 2GENERALINFORMATION........................................................................................................................5 2.1APPLICANTINFORMATION...................................................................................................................5 2.2MANUFACTURERINFORMATION...........................................................................................................5 2.3FACTORYINFORMATION......................................................................................................................5 2.4GENERALDESCRIPTIONOFE.U.T......................................................................................................5 2.5TECHNICALINFORMATIONOFE.U.T....................................................................................................6 3TESTSUMMARY.......................................................................................................................................7 3.1TESTSTANDARD................................................................................................................................7 3.2TESTVERDICT...................................................................................................................................7 3.3TESTLABORATORY............................................................................................................................8 4TESTCONFIGURATION...........................................................................................................................9 4.1TESTENVIRONMENT...........................................................................................................................9 4.2TESTEQUIPMENT...............................................................................................................................9 4.3DESCRIPTIONOFSUPPORTUNIT......................................................................................................11 4.4TESTMODE.....................................................................................................................................11 4.5DESCRIPTIONOFCALCULATION........................................................................................................11 4.5.1FieldStrengthCalculation..................................................................................................11 4.5.2DisturbanceCalculation.....................................................................................................11 4.6MEASUREMENTUNCERTAINTY..........................................................................................................11 4.7DEVIATIONFROMSTANDARDS..........................................................................................................12 4.8ABNORMALITIESFROMSTANDARDCONDITION..................................................................................12 5EVALUATIONRESULTS(EVALUATION)..............................................................................................13 5.1ANTENNAREQUIREMENT..................................................................................................................13 5.1.1TestSpecification...............................................................................................................13 5.1.2TestData............................................................................................................................13 6RADIOSPECTRUMMATTERTESTRESULTS(RF)............................................................................14 6.1CONDUCTEDEMISSIONATACPOWERLINE......................................................................................14 6.1.1TestSpecification...............................................................................................................14 6.1.2E.U.T.Operation.................................................................................................................14 6.1.3TestSetupDiagram...........................................................................................................14 6.1.4TestData............................................................................................................................14 6.26DBBANDWIDTH.............................................................................................................................17 6.2.1TestSpecification...............................................................................................................17 6.2.2E.U.T.Operation.................................................................................................................17 6.2.3TestSetupDiagram...........................................................................................................18 6.2.4TestData............................................................................................................................18 6.3MAXIMUMCONDUCTEDOUTPUTPOWER...........................................................................................19 6.3.1TestSpecification...............................................................................................................19 6.3.2E.U.T.Operation..…

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Page 1 of 18 Test Report Verified code: Report No.: E20230306359801-1 Customer: Guangdong Bestcore Internet of Things Technology CO., Ltd Address: Room1501,15F,ShuMao Building,6 Xiangxing Road, Torch Development District,Zhong shan Sample Name: Bluetooth Module Sample Model: BC204 Receive Sample Date: Mar.07,2023 Test Date: Mar.07,2023 ~ Mar.07,2023 Reference Document: ANSI IEEE 149-2021 Part 7, Part 8, Part 10 Test Result: Not make judgment Prepared by: Reviewed by: Approved by: GRG METROLOGY & TEST GROUP CO., LTD. Issued Date: GRG METROLOGY & TEST GROUP CO., LTD. Address: No.163,Pingyun Road, West of Huangpu Avenue, Guangzhou, Guangdong, China Tel：（+86）400-602-0999 FAX：（+86）020-38698685 Web：http://www.grgtest.com 348480 2023-03-09 Report No.: E20230306359801-1 Page 2 of 18 Statement 1. The report is invalid without "special seal for inspection and testing"; some copies are invalid; The report is invalid if it is altered or missing; The report is invalid without the signature of the person who prepared, reviewed and approved it. 2. The sample information is provided by the client and responsible for its authenticity; The content of the report is only valid for the samples sent this time. 3. When there are reports in both Chinese and English, the Chinese version will prevail when the language problems are inconsistent. 4. If there is any objection concerning the report, please inform us within 15 days from the date of receiving the report. 5. Without the agreement of the laboratory, the client is not authorized to use the test results for unapproved propaganda. ------------ The following blanks ------------ Report No.: E20230306359801-1 Page 3 of 18 TABLE OF CONTENTS 1. TEST RESULT SUMMARY ...................................................................................................................... 5 2. GENERAL DESCRIPTION OF EUT ......................................................................................................... 6 2.1 APPLICANT INFORMATION ...................................................................................................................... 6 2.2 MANUFACTURER ........................................................................................................................................ 6 2.3 FACTORY ...................................................................................................................................................... 6 2.4 BASIC DESCRIPTION OF EUT ................................................................................................................... 6 2.5 TEST SCENE .................................................................................................................................................. 6 2.6 SAMPLE WORK DESCRIPTION ................................................................................................................. 6 2.7 ASSISTIVE DEVICE INFORMATION......................................................................................................... 7 2.8 SAMPLE CONNECTION DIAGRAM .......................................................................................................... 7 3. LABORATORY .......................................................................................................................................... 8 4. MEASUREMENT UNCERTAINTY .......................................................................................................... 9 5. EQUIPMENT AND TOOLS USED DURING TEST .............................................................................. 10 6. ANTENNA RADIATION PERFORMANCE MEASUREMENT ........................................................... 11 6.1 LIMITS ......................................................................................................................................................... 11 6.2 TEST PROCEDURE ..................................................................................................................................... 11 6.3 CONFIGURATION OF SYSTEM UNDER TEST ...................................................................................... 12 6.4 TEST PHOTOS ............................................................................................................................................. 12 6.5 TEST RESULTS ........................................................................................................................................... 13 7. PHOTOGRAPH OF THE EUT ................................................................................................................. 17 ------------ The following blanks ------------ Report No.: E20230306359801-1 Page 4 of 18 REPORT ISSUED HISTORY Report Version Report No. Description Compile Date 1.0 E20230306359801-1 Original Issue 2023-03-07 ------------ The following blanks ------------ Report No.: E20230306359801-1 Page 5 of 18 1. TEST RESULT SUMMARY Test Item Test Frequency Test Method Test Scene Test Result Gain 2400 MHz ~2500MHz ANSI IEEE 149-2021 Part 8 scene 1 / 1) Radiation efficiency 2400 MHz ~2500MHz ANSI IEEE 149-2021 Part 10 scene 1 / 1) Radiation pattern 2400 MHz ~2500MHz ANSI IEEE 149-2021 Part 7 scene 1 / 1) Note 1)：Customer-defined test, test results do not make judgment. ------------ The following blanks ------------ . Report No.: E20230306359801-1 Page 6 of 18 2. GENERAL DESCRIPTION OF EUT 2.1 APPLICANT INFORMATION Name: Guangdong Bestcore Internet of Things Technology CO., Ltd Address: Room1501,15F,ShuMao Building,6 Xiangxing Road, Torch Development District,Zhong shan 2.2 MANUFACTURER Name: Guangdong Bestcore Internet of Things Technology CO., Ltd Address: Room1501,15F,ShuMao Building,6 Xiangxing Road, Torch Development District,Zhong shan 2.3 FACTORY Name: Guangdong Bestcore Internet of Things Technology CO., Ltd Address: Room1501,15F,ShuMao Building,6 Xiangxing Road, Torch Development District,Zhong shan 2.4 BASIC DESCRIPTION OF EUT Product Name: Bluetooth Module Produc…

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