2BUXD-SW171SW171 6.5 Party Speaker BoomBoX

V.Wireless Microphone Operation Guide FCC WARNING This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. Note: The Grantee is not responsible for any changes or modifications not expressly approved by the party responsible for compliance. such modifications could void the user's authority to operate the equipment. The device has been evaluated to meet general RF exposure requirement.This equipment complies with FCC's RF radiation exposure limits set forth for an uncontrolled environment. This device and its antenna(s) must not be co-located or conjunction with any other antenna or transmitter.

INWINC. Address：5700StoneridgeMallRoad,Suite160,Pleasanton,California,UnitedStates94588 Date:2026-09-03 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BUXD-SW171 FRN:0037859881 (“INWINC.”)certifiesthat,asofthedateofthefilingoftheapplication,INWINC.isour designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID.(“INWINC.”) acceptstomaintainanagentfornolessthanoneyearafterthegranteehasterminatedall marketingandimportationortheconclusionofanyCommission-relatedproceedinginvolving theequipment. INWINC.accepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:INWINC. Address:5700StoneridgeMallRoad,Suite160,Pleasanton,California,UnitedStates94588 FRN：0037859881 ContactPerson:KhalidAldajani Tel.:1-916-370-2662 Email:[email protected] Sincerely, Signedonbehalfof（INWINC.） SignedonbehalfofINWINC. Name:KhalidAldajaniName:KhalidAldajani Title:PresidentTitle:President Date:2026-09-03Date:2026-09-03

Rev1/26/2023 (INWINC.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026-09-03 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BUXD-SW171 (“INWINC.”)certifiesthattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. (“INWINC.”)certifiesthattheequipmentforwhichauthorizationissoughtdoesnotinclude cybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofitssuccessors andassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446D01Covered EquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature): (Applicantprintedname):KhalidAldajani Rev1/26/2023 (INWINC.) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:2026-09-03 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BUXD-SW171 (“INWINC.”)certifiesthat,asofthedateofthefilingoftheapplication,INWINC.isnotidentifiedonthe CoveredList(asaspecificallynamedentityoranyofitssubsidiariesoraffiliates)asanentityproducing “covered”equipment. Sincerely, (Applicantsignature): (Applicantprintedname):KhalidAldajani

INWINC. Date:September3,2026 ProductModelNumber:SW171 FCCID ： 2BUXD-SW171 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:President Email:[email protected] Telephone:1-916-370-2662 Onbehalfof:INWINC.

INWINC. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:September3,2026 Subject;RequestforConfidentiality FCCID:2BUXD-SW171 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:KhalidAldajani Title:President

FCCID:2BUXD-SW171 EUTPHOTOSExternalPhotos FCCID:2BUXD-SW171 FCCID:2BUXD-SW171 FCCID:2BUXD-SW171 ※※※※※ENDOFREPORT※※※※※

Size:30mmX56mm FCCID:2BUXD-SW170 FCCID:2BUXD-SW171

FCCID:2BUXD-SW171 EUTPHOTOSInternalPhotos FCCID:2BUXD-SW171 FCCID:2BUXD-SW171 ※※※※※ENDOFREPORT※※※※※ FMRXANT ANT

· FCCID:2BUXD-SW171 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093，Unless specificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-gheador bodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, ForBluetooth Mode Max Power (dBm) Tune-up power (dBm) Max Power (mW) Frequency (MHz) Min. Distance (mm) Calc. thresholds limit BT3.613±12.51248050.7913.0 SoaSARtestisnotrequired

dBi dBi dBidBi dBi dBi dBi dBi dBi dBi dBi dBi dBi dBi dBi dBidBi dBi Name:Shenzhen Yuhao Senda Technology Co., LTD Company address:3rd Floor, Building 4,Xiyuantong Industrial Park, Zikeng Village,Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province,China. dBidBi dBi dBidBidBi RUAN JIANMING 24502450 dBi Antenna Type:PCB antenna

ProjectNo.:ZHT-260709131W01 Page 1 of 93 FCCTESTREPORT FCCID:2BUXD-SW171 ApplicantName...............:INWINC. Address............................:5700StoneridgeMallRoad,Suite160,Pleasanton,California,United States94588 ManufacturerName.........:ShenZhenTianYuanGroundTechnologyco.,Limited Address............................:Room607,BuildingF,MingYueHuaDu,GongheIndustrialRd,Xixiang, BaoAnDistrict,Shenzhen,518102,China Product............................:SW1716.5PartySpeakerBoomBoX Model(s)...........................:SW171 AdditionalModel(s)..........:/ Trademark.......................:/ ModelDifference..............:/ Preparedby.....................:GuangdongZhonghanTestingTechnologyCo.,Ltd. Address............................:Room104/201,Building1,YibaolaiIndustrialPark,Qiaotou,Fuhai Subdistrict,Bao'anDistrict,Shenzhen,Guangdong,China DateofReceipt................:July9,2026 DateofTest(s).................:July9,2026toSept7,2026 DateofIssue....................:Sept7,2026 TestRequested...............:Selecttest(s)asrequestedbytheclient. TestStandard(s).............. : FCCCFRTitle47Part15SubpartCSection15.247 Testprocedure................ : ANSIC63.10-2020+Cor.1-2023+C63.10a-2024+Erratato C63.10a-2024 Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. Preparedby:Reviewedby:Approvedby: KimiLu/EngineerBaretWu/DirectorLeviLee/Manager Note:Theresultsshowninthistestreportreferonlytothesample(s)testedunlessotherwisestated.Thistest reportshallnotbereproducedexceptinfull,withoutpriorwrittenapprovalofZHT.Thisdocumentmaybe alteredorrevisedbyZHT,personnelonly,andshallbenotedintherevisionofthedocument. ProjectNo.:ZHT-260709131W01 Page 2 of 93 TableofContents Page 1.TESTSUMMARY .................................................................................................................................................4 2.GENERALINFORMATION...............................................................................................................................5 2.1GENERALDESCRIPTIONOFEUT ..............................................................................................................5 2.2TestSetupConfiguration..................................................................................................................................7 2.3SupportEquipment............................................................................................................................................7 2.4TestMode ............................................................................................................................................................7 3.TESTFACILITYANDTESTINSTRUMENTUSED.....................................................................................8 3.1TESTFACILITY ..................................................................................................................................................8 3.2EQUIPMENTSLISTFORALLTESTITEMS..............................................................................................8 3.3Testingsoftware.................................................................................................................................................9 3.4MEASUREMENTUNCERTAINTY ...............................................................................................................10 4.EMCEMISSIONTEST......................................................................................................................................11 4.1Conductedemissions......................................................................................................................................11 4.1.1POWERLINECONDUCTEDEMISSIONLimits ...................................................................................11 4.1.2TESTPROCEDURE ....................................................................................................................................11 4.1.3DEVIATIONFROMTESTSTANDARD ...................................................................................................11 4.1.4TESTSETUP.................................................................................................................................................12 4.1.5EUTOPERATINGCONDITIONS .............................................................................................................12 4.1.6TestResult .....................................................................................................................................................13 4.2Radiatedemissions..........................................................................................................................................15 4.2.1RadiatedEmissionLimits............................................................................................................................15 4.2.2TESTPROCEDURE....................................................................................................................................15 4.2.3DEVIATIONFROMTESTSTANDARD ...................................................................................................16 4.2.4TESTSETUP.................................................................................................................................................16 4.2.5EUTOPERATINGCONDITIONS.............................................................................................................17 4.2.6TESTRESULTS ...........................................................................................................................................18 5.RADIATEDBANDEMISSIONMEASUREMENT......................................................................................26 5.1TestRequirement .............................................................................................................................................26 5.2TESTPROCEDURE.............................................................................................…

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FCCID:2BUXD-SW171 EUTTESTPHOTOS FCCID:2BUXD-SW171 ※※※※※ENDOFREPORT※※※※※