2AIIF-12307PGPureBoom Pocket Boom

SuperiorCommunicationsDBAPureGear CoveredEquipmentCertificationAttestationLetter 06/11/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2AIIF-12307PG SuperiorCommunicationsDBAPureGear(“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. SuperiorCommunicationsDBAPureGear(“theapplicant”)certifiesthat,asofthedateofthe filingoftheapplication,theapplicantisnotidentifiedontheCoveredList(asa specificallynamedentityoranyofitssubsidiariesoraffiliates)asanentityproducing “covered”equipment. SuperiorCommunicationsDBAPureGear (“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtdoesnotincludecybersecurityoranti-virussoftware producedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees, includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:ArthurChen Title:VicePresidentofInternationalOperations-Sales CompanyName:SuperiorCommunicationsDBAPureGear Date:06/11/2026

SuperiorCommunicationsDBAPureGear * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter 06/11/2026 TO:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 ATTN.:ReviewingEngineer FCCID:2AIIF-12307PG FRNofapplicant:0025605841 Persection2.911(d)(7)oftheFCCrules,[SuperiorCommunicationsDBAPureGear](“the applicant”)certifiesthattheequipmentforwhichauthorizationissoughtisdesignatedtothe followingU.S.agent*forserviceofprocess: CompanyName:SuperiorCommunicationsDBAPureGear FCCRegistrationNumber(FRN):0025605841 PhysicalU.S.CompanyAddress:5027IrwindaleAvenueSuite900,Irwindale,California,91706, UnitedStates ContactPerson:ArthurChen AgentEmailAddress:[email protected] Theabovecontactpersonacceptstheobligationforserviceofprocess. Theapplicantacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. ApplicantSigned:AgentSigned(ifdifferentfromApplicant): Signed: Printedname:ArthurChen Title:VicePresidentofInternationalOperations- Sales CompanyName:SuperiorCommunications DBAPureGear Date:06/11/2026 Signed: Printedname:ArthurChen Title:VicePresidentofInternationalOperations- Sales CompanyName:SuperiorCommunications DBAPureGear Date:06/11/2026

DATE:06/11/2026 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,stillresideswithSuperiorCommunicationsDBAPureGear(5027 IrwindaleAvenueSuite900,Irwindale,California,91706,UnitedStates) (ApplicantNameandaddress) Signed: Printedname:ArthurChen Title:VicePresidentofInternationalOperations-Sales CompanyName:SuperiorCommunicationsDBAPureGear Date:06/11/2026

Date06/11/2026 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:ArthurChen Title:VicePresidentofInternationalOperations-Sales CompanyName:SuperiorCommunicationsDBAPureGear Date:06/11/2026

DATE06/11/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:___2AIIF-12307PG______ ProductName:___PureBoomPocketBoom___ RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics Blockdiagram Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. Signed: Printedname:ArthurChen Title:VicePresidentofInternationalOperations-Sales CompanyName:SuperiorCommunicationsDBAPureGear Date:06/11/2026

DATE:06/11/2026 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2AIIF-12307PG ProductName:PureBoomPocketBoom RequestforShort-TermConfidentiality PursuanttoSections0.457and0.459ofthecommissionrules,andinaccordancewiththeFCCPublicnotice datedJune15,2004(DA04-1705),weherebyrequestshort-termconfidentialityforthefollowingitemspriorto marketingthedevice.: TestSetupPhotos ExternalPhotos InternalPhotos UserManual Theapplicantrequeststheexhibitsselectedaboveasshorttermconfidentialbewithheldfrompublicview foraperiodof180daysfromthedateoftheGrantofEquipmentAuthorizationandpriortomarketing.This istoavoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseoftheproducttothe public. Signed: Printedname:ArthurChen Title:VicePresidentofInternationalOperations-Sales CompanyName:SuperiorCommunicationsDBAPureGear Date:06/11/2026

SuperiorCommunicationsDBAPureGear DeclarationonModelDifferences We, SuperiorCommunicationsDBAPureGear 5027IrwindaleAvenueSuite900,Irwindale,California,91706,UnitedStates Declarethatthefollowingproduct(s): ProductName:PureBoomPocketBoom ModelNo.:12307PG,67078PG,67079PG,12308PG FCCID:2AIIF-12307PG Allmodelsaresamewithelectricalparametersandinternalcircuitstructure,butonlydifferin appearancecolorandmodelname.Therefore,the(12307PG)modelwillbetheprimarytest model. Themanufacturerwouldtakealltheresponsibilitiesfortheaboveproduct(s). Forandonbehalfof California,91706,UnitedStates AuthorizedpersonLocation Name:ArthurChen Position:VicePresidentofInternationalOperations-Sales Dateofissue:2026-06-11 *IherebydeclarethatIamentitledtosignonbehalfoftheapplicantandthattheinformationsuppliediscorrectandcomplete.

LabelLocation Label Size:50*50mm

RFEXPOSUREEVALUATION FCCID:2AIIF-12307PG AccordingtoKDB447498D01GeneralRFExposureGuidancev06andFCC 1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatethe environmentimpactofhumanexposuretoradiofrequency(RF)Radiationas specifiedin § 1.1307(b): 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 2480-2.28-2.28±1-1.2850.2353 24020.39 0.39±1 1.3950.4273 2441-0.25-0.25±10.7550.3713 24800.460.46±11.4650.4413 24020.91 0.91±1 1.9150.4813 24410.310.31±11.3150.4223 24800.970.97±11.9750.4963 TestResults:PASS.

TESTREPORT ReportNo.:8430EU012501W Applicant:SuperiorCommunicationsDBA PureGear Address:5027lrwindaleAvenueSuite900, lrwindale,California, 91706,UnitedStates ProductName:PureBoomPocketBoom ModelNo.:12307PG(referto clause2.4) Trademark:pureboom FCC ID:2AIIF-12307PG Test Standard(s):47 CFRPart 15.247 Test Result:Pass Dateof Receipt:Apr. 25, 2026 Test Date:Apr. 25, 2026- May 15, 2026 Dateof Issue:May 30 , 2026 ISSUEDBY: SHENZHENEU TESTINGLABORATORYLIMITED Preparedby:Reviewedand Approvedby: PeachZheng/EngineerSallyZhang/Manager Page2 of 112ReportNo.: 8430EU012501W TRF Version:A01 RevisionRecord ReportVersionIssuedDateDescriptionStatus V0May 30 , 2026OriginalValid Page3 of 112ReportNo.: 8430EU012501W TRF Version:A01 Tableof Contents 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..........................................................................................................12 4.7DEVIATIONFROMSTANDARDS..........................................................................................................12 4.8ABNORMALITIESFROMSTANDARDCONDITION..................................................................................12 5EVALUATIONRESULTS(EVALUATION)..............................................................................................13 5.1ANTENNAREQUIREMENT..................................................................................................................13 5.1.1Test Specification...............................................................................................................13 5.1.2Test Data ............................................................................................................................13 6RADIOSPECTRUMMATTERTESTRESULTS(RF) ............................................................................14 6.1CONDUCTEDEMISSIONATACPOWERLINE......................................................................................14 6.1.1Test Specification...............................................................................................................14 6.1.2E.U.T.Operation.................................................................................................................14 6.1.3Test SetupDiagram...........................................................................................................14 6.1.4Test Data ............................................................................................................................14 6.220DB BANDWIDTH...........................................................................................................................17 6.2.1Test Specification...............................................................................................................17 6.2.2E.U.T.Operation.................................................................................................................17 6.2.3Test SetupDiagram...........................................................................................................18 6.2.4Test Data ............................................................................................................................18 6.3MAXIMUMCONDUCTEDOUTPUTPOWER...........................................................................................19 6.3.1Test Specification......................................…

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Productspecification QuickReferenc eDate Antenna module on the system board Frequenc Range2400 ~ 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 (alldirectionantenna) Eff iciency (dB)6 0.2 % Gain (dBi)1.2 (Avg Gain XY-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 TypeV ertical & Horizontal V . S .W . R< 1.4 All the technica l data and information contained herein are subject to change without prior notice AntennaLayout&moduleonthesystemboard Shenzhen Shichuan Technology Co., Ltd. 2nd Floor, Building 10, Zhengzhong Science Park, Xintian Community, Fuhai Subdistrict, Bao'an District, Shenzhen AntennaGain GainTable [email protected] PeakAvg.PeakAvg.PeakAvg. ModuleBoard 1.2-0.51.9-3.61.1-3.060.2% RetumLoss TheEnvironmentofAntennaRadiationPattem 3Dradiationpatterndiagram XY-planeXZ-planeYZ-plane