2BUXD-SW120Wireless Boombox Speaker

INWINC CoveredEquipmentCertificationAttestationLetter 03/24/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2BUXD-SW120 INWINC(“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtis not“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuant tosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. INWINC(“theapplicant”)certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofits subsidiariesoraffiliates)asanentityproducing“covered”equipment. INWINC(“theapplicant”)certifiesthattheequipmentforwhichauthorizationissought doesnotincludecybersecurityoranti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofitssuccessorsandassignees,includingequipmentwith integratedKasperskyLab,Inc.(oranyofitssuccessorsandassignees)cybersecurityor anti-virussoftwarepursuanttoDA-24-886andKDB986446D01CoveredEquipment GuidancesectionB(2a). Signed: Printedname:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026

INWINC * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter 03/24/2026 TO:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 ATTN.:ReviewingEngineer FCCID:2BUXD-SW120 FRNofapplicant:0037859881 Persection2.911(d)(7)oftheFCCrules,[INWINC](“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisdesignatedtothefollowingU.S.agent*forserviceof process: CompanyName:INWINC FCCRegistrationNumber(FRN):0037859881 PhysicalU.S.CompanyAddress:5700StoneridgeMallRoad,Suite160,Pleasanton,California, UnitedStates94588 ContactPerson:KhalidAldajani AgentEmailAddress:[email protected] Theabovecontactpersonacceptstheobligationforserviceofprocess. Theapplicantacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. ApplicantSigned:AgentSigned(ifdifferentfromApplicant): Signed: Printedname:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026 Signed: Printedname:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026

DATE:03/24/2026 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,stillresideswithINWINC(5700StoneridgeMallRoad,Suite160, Pleasanton,California,UnitedStates94588)(ApplicantNameandaddress) Signed: Printedname:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026

Date03/24/2026 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:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026

DATE03/24/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:___2BUXD-SW120______ ProductName:___WirelessBoomboxSpeaker___ RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Signed: Printedname:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026

DATE:03/24/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2BUXD-SW120 ProductName:WirelessBoomboxSpeaker RequestforShort-TermConfidentiality PursuanttoSections0.457and0.459ofthecommissionrules,andinaccordancewiththeFCCPublicnotice datedJune15,2004(DA04-1705),weherebyrequestshort-termconfidentialityforthefollowingitemspriorto marketingthedevice.: TestSetupPhotos ExternalPhotos InternalPhotos UserManual Theapplicantrequeststheexhibitsselectedaboveasshorttermconfidentialbewithheldfrompublicview foraperiodof180daysfromthedateoftheGrantofEquipmentAuthorizationandpriortomarketing.This istoavoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseoftheproducttothe public. Signed: Printedname:KhalidAldajani Title:President CompanyName:INWINC Date:03/24/2026

LabelLocation Label Size:30*35mm ProductName:WirelessBoomboxSpeaker ModelNo.:SW120 FCCID:2BUXD-SW120

RFEXPOSUREEVALUATION FCCID:2BUXD-SW120 AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) RadiationasspecifiedinKDB447498D01: RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. BT: Channel (MHz) Maximum outputpower (dBm) Tuneup tolerance (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results Limit Operating Mode 2402-2.28 -2.28±1 -1.2850.2313 BT 2441-2.62-2.62±1-1.6250.2153 2480-2.05-2.05±1-1.0550.2473 24020.60 0.60±1 1.6050.4483 24410.030.03±11.0350.3963 24800.630.63±11.6350.4583 24020.93 0.93±1 1.9350.4833 24410.310.31±11.3150.4223 24800.860.86±11.8650.4833 TestResults:PASS.

TEST REPORT Report No.:8427EU120904W Applicant:INW INC Address:5700 Stoneridge Mall Road, Suite 160, Pleasanton, California, United States 94588 Product Name:Wireless Boombox Speaker Model No.:SW120 Trademark:N/A FCC ID:2BUXD-SW120 Test Standard(s):47 CFR Part 15.247 Test Result:Pass Date of Receipt:Jan. 09, 2026 Test Date:Jan. 12, 2026 - Jan. 26, 2026 Date of Issue:Mar. 23, 2026 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by:Reviewed and Approved by: Landon Qiu/ EngineerSally Zhang/ Manager Page 2 of 116Report No.: 8427EU120904W TRF Version: A01 Revision Record Report VersionIssued DateDescriptionStatus V0Mar. 23, 2026OriginalValid Page 3 of 116Report No.: 8427EU120904W TRF Version: A01 Table of Contents 1 COVER PAGE...................................................................................................................................................1 2 GENERAL INFORMATION........................................................................................................................5 2.1 APPLICANTINFORMATION...................................................................................................................5 2.2 MANUFACTURERINFORMATION...........................................................................................................5 2.3 FACTORYINFORMATION......................................................................................................................5 2.4 GENERALDESCRIPTION OFE.U.T...................................................................................................... 5 2.5 TECHNICALINFORMATION OFE.U.T....................................................................................................6 3 TEST SUMMARY.......................................................................................................................................7 3.1 TESTSTANDARD................................................................................................................................7 3.2 TESTVERDICT................................................................................................................................... 7 3.3 TESTLABORATORY............................................................................................................................8 4 TEST CONFIGURATION...........................................................................................................................9 4.1 TESTENVIRONMENT...........................................................................................................................9 4.2 TESTEQUIPMENT...............................................................................................................................9 4.3 DESCRIPTION OFSUPPORTUNIT...................................................................................................... 11 4.4 TESTMODE..................................................................................................................................... 11 4.5 DESCRIPTION OFCALCULATION........................................................................................................11 4.5.1 Field Strength Calculation..................................................................................................11 4.5.2 Disturbance Calculation..................................................................................................... 11 4.6 MEASUREMENTUNCERTAINTY.......................................................................................................... 11 4.7 DEVIATION FROMSTANDARDS.......................................................................................................... 12 4.8 ABNORMALITIES FROMSTANDARDCONDITION..................................................................................12 5 EVALUATION RESULTS (EVALUATION).............................................................................................. 13 5.1 ANTENNA REQUIREMENT.................................................................................................................. 13 5.1.1 Test Specification...............................................................................................................13 5.1.2 Test Data............................................................................................................................13 6 RADIO SPECTRUM MATTER TEST RESULTS (RF)............................................................................ 14 6.1 CONDUCTEDEMISSION ATACPOWER LINE...................................................................................... 14 6.1.1 Test Specification...............................................................................................................14 6.1.2 E.U.T. Operation.................................................................................................................14 6.1.3 Test Setup Diagram........................................................................................................... 14 6.1.4 Test Data............................................................................................................................14 6.2 20DB BANDWIDTH........................................................................................................................... 17 6.2.1 Test Specification...............................................................................................................17 6.2.2 E.U.T. Operation.................................................................................................................17 6.2.3 Test Setup Diagram........................................................................................................... 18 6.2.4 Test Data............................................................................................................................18 6.3 MAXIMUMCONDUCTEDOUTPUTPOWER........................................................................................…

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Manufacture: ZHUHAI JIELI TECHNOLOGY CO.,LTD Adress: Building 9, Jinshi Garden, No. 107 Shihua West Road, Xiangzhou District, Zhuhai City, Guangdong Province, China