2AEW6-TEINV01061WIRELESS USB SPEAKER WITH LED LIGHT DISPLAY

TESONICINTERNATIONAL(HK)LTD. CoveredEquipmentCertificationAttestationLetter 05/06/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2AEW6-TEINV01061 TESONICINTERNATIONAL(HK)LTD.(“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. TESONICINTERNATIONAL(HK)LTD.(“theapplicant”)certifiesthat,asofthedateofthe filingoftheapplication,theapplicantisnotidentifiedontheCoveredList(asa specificallynamedentityoranyofitssubsidiariesoraffiliates)asanentityproducing “covered”equipment. TESONICINTERNATIONAL(HK)LTD. (“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtdoesnotincludecybersecurityoranti-virussoftware producedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees, includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:FionaLiu Title:Manager CompanyName:TESONICINTERNATIONAL(HK)LTD. Date:05/06/2026

TESONIC INTERNATIONAL (HK) LTD. * the applicant must designate a contact located in the United States for purposes of acting as the appl icant’s agent for service of process, regardless of whether the applicant is a domestic or forei gn ent ity. An applicant located in the United States may designate itself as the agent for service of process. U.S. Agent Designation for Service of Process - Certification Attestation Letter 05/06/2026 TO: Feder al Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2AEW6-TEINV01061 FRN of applicant: 0024635260 Per section 2.911(d)(7) of the FCC rules, [ TESONIC INTERNATIONAL (HK) LTD.] (“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: C ompany Name: FCC US Agent, LLC FCC Registration Number (FRN): 0033402884 Physical U.S. Company Address: 3722 Illinois Avenue, Saint Charles, IL 60174, USA Contact Person: Tim Payne Agent Email Address: [email protected] The abov e contact person accepts the obligation for service of process. The appl icant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. A pplicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Fiona Liu Title: Manager Company Name: TESONIC INTERNATIONAL (HK) LTD. Date: 05/06/2026 S igned: Printed name: Tim Payne Title: Manager Company Name: FCC US Agent, LLC Date: 05/06/2026

DATE:05/06/2026 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,stillresideswithTESONICINTERNATIONAL(HK)LTD.(Room 2801,the28thOfficeTower,6007ShennanAvenue,Shenzhen,China) (ApplicantNameandaddress) Signed: Printedname:FionaLiu Title:Manager CompanyName:TESONICINTERNATIONAL(HK)LTD. Date:05/06/2026

Date05/06/2026 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:FionaLiu Title:Manager CompanyName:TESONICINTERNATIONAL(HK)LTD. Date:05/06/2026

DATE05/06/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:___2AEW6-TEINV01061______ ProductName:___WIRELESSUSBSPEAKERWITHLEDLIGHTDISPLAY___ RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Signed: Printedname:FionaLiu Title:Manager CompanyName:TESONICINTERNATIONAL(HK)LTD. Date:05/06/2026

DATE:05/06/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AEW6-TEINV01061 ProductName:WIRELESSUSBSPEAKERWITHLEDLIGHTDISPLAY RequestforShort-TermConfidentiality PursuanttoSections0.457and0.459ofthecommissionrules,andinaccordancewiththeFCCPublicnotice datedJune15,2004(DA04-1705),weherebyrequestshort-termconfidentialityforthefollowingitemspriorto marketingthedevice.: TestSetupPhotos ExternalPhotos InternalPhotos UserManual Theapplicantrequeststheexhibitsselectedaboveasshorttermconfidentialbewithheldfrompublicview foraperiodof180daysfromthedateoftheGrantofEquipmentAuthorizationandpriortomarketing.This istoavoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseoftheproducttothe public. Signed: Printedname:FionaLiu Title:Manager CompanyName:TESONICINTERNATIONAL(HK)LTD. Date:05/06/2026

46.2MM 45MM

RFEXPOSUREEVALUATION FCCID:2AEW6-TEINV01061 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 2402-2.03-2.03±1-1.0350.2453 BT 2441-2.89-2.89±1-1.8950.2023 2480-2.20-2.20±1-1.2050.2393 24020.220.22±11.2250.4113 2441-0.49-0.49±10.5150.3513 24800.130.13±11.1350.4093 TestResults:PASS.

TESTREPORT ReportNo.:8430EU122009W Applicant:TESONICINTERNATIONAL(HK)LTD. Address:Room2801,the28th OfficeTower,6007Shennan Avenue,Shenzhen,China ProductName:WIRELESSUSB SPEAKERWITHLED LIGHT DISPLAY ModelNo.:INV01061 Trademark:NIZONI FCC ID:2AEW6-TEINV01061 Test Standard(s):47 CFRPart 15.247 Test Result:Pass Dateof Receipt:Apr. 20, 2026 Test Date:Apr. 21, 2026- Apr. 27, 2026 Dateof Issue:Apr. 30, 2026 ISSUEDBY: SHENZHENEU TESTINGLABORATORYLIMITED Preparedby:Reviewedand Approvedby: PeachZheng/EngineerSallyZhang/Manager Page2 of 88ReportNo.: 8430EU122009W TRF Version:A01 RevisionRecord ReportVersionIssuedDateDescriptionStatus V0Apr. 30, 2026OriginalValid Page3 of 88ReportNo.: 8430EU122009W TRF Version:A01 Tableof Contents 1 COVERPAGE...........................................................................................................................................................1 2 GENERALINFORMATION...............................................................................................................................5 2.1 APPLICANTINFORMATION.......................................................................................................................5 2.2 MANUFACTURERINFORMATION...............................................................................................................5 2.3 FACTORYINFORMATION..........................................................................................................................5 2.4 GENERALDESCRIPTIONOFE.U.T...........................................................................................................5 2.5 TECHNICALINFORMATIONOFE.U.T........................................................................................................6 3 TESTSUMMARY..............................................................................................................................................7 3.1 TESTSTANDARD.....................................................................................................................................7 3.2 TESTVERDICT........................................................................................................................................7 3.3 TESTLABORATORY.................................................................................................................................8 4 TESTCONFIGURATION...................................................................................................................................9 4.1 TESTENVIRONMENT...............................................................................................................................9 4.2 TESTEQUIPMENT...................................................................................................................................9 4.3 DESCRIPTIONOFSUPPORTUNIT...........................................................................................................11 4.4 TESTMODE..........................................................................................................................................11 4.5 DESCRIPTIONOFCALCULATION............................................................................................................11 4.5.1FieldStrengthCalculation.....................................................................................................11 4.5.2DisturbanceCalculation........................................................................................................11 4.6 MEASUREMENTUNCERTAINTY..............................................................................................................12 4.7 DEVIATIONFROMSTANDARDS...............................................................................................................12 4.8 ABNORMALITIESFROMSTANDARDCONDITION......................................................................................12 5 EVALUATIONRESULTS(EVALUATION)......................................................................................................13 5.1 ANTENNAREQUIREMENT.......................................................................................................................13 5.1.1Test Specification..................................................................................................................13 5.1.2Test Data ...............................................................................................................................13 6 RADIOSPECTRUMMATTERTESTRESULTS(RF) ....................................................................................14 6.1 CONDUCTEDEMISSIONATACPOWERLINE...........................................................................................14 6.1.1Test Specification..................................................................................................................14 6.1.2E.U.T.Operation....................................................................................................................14 6.1.3Test SetupDiagram...............................................................................................................14 6.1.4Test Data ...............................................................................................................................14 6.2 20DB BANDWIDTH................................................................................................................................17 6.2.1Test Specification..................................................................................................................17 6.2.2E.U.T.Operation....................................................................................................................17 6.2.3Test SetupDiagram...............................................................................................................18 6.2.4Test Data ...............................................................................................................................18…

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