2BVDN-ARIESCP2PROPortable PA System w/ 2 Wireless Mics

AttestationStatements (March24,2026) TO:FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046,USA RE:AttestationStatementsPart2.911(d)(7)requestfor(FCCID：2BVDN-ARIESCP2PRO) (NingBoCityQimiaoElectronicLTD.,CO),theundersigned,herebyauthorize XINNAISI INC.toactasourdesignatedU.S.agentforserviceofprocess,(NingBoCityQimiao ElectronicLTD.,CO)acceptstomaintainanagentfornolessthanoneyearafterthe granteehasterminatedallmarketingandimportationortheconclusionofany Commission-relatedproceedinginvolvingtheequipment. XINNAISIINCacceptstheresponsibilitytoactasdesignatedU.S.agentforserviceof process. ApplicantInformation： CompanyName:NingBoCityQimiaoElectronicLTD.,CO ContactName:XIAOLU Address:ChinaZhejiangNingBoHaiShuHengjietown315000 FRN:0038202941 TelephoneNo:18122050790 Email:[email protected] Signature [XIAOLU] U.S.AgentInformation: CompanyName:XINNAISIINC Address:1500NGRANTSTSTER,DENVER,CO80203 FRN:0037518289 ContactName:KiKi TelephoneNo:+01(951)893-3011 Email:[email protected] Signature [KiKi]

Rev9/15/2025 NingBoCityQimiaoElectronicLTD.,CO FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:March24,2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BVDN-ARIESCP2PRO NingBoCtiyQimiaoElectronicLTD.,COcertifiesthattheequipmentforwhichauthorizationissoughtis not“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules. NingBoCityQimiaoElectronicLTD.,COcertifiesthattheequipmentforwhichauthorizationissought doesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.orany ofitssuccessorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). █Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, XIAOLU NingBoCityQimiaoElectronicLTD.,CO NINGBOHAISHUDIBIAUDIOCO.,LTD Rev9/15/2025 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:March24,2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BVDN-ARIESCP2PRO NingBoCityQimiaoElectronicLTD.,COcertifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, XIAOLU NingBoCityQimiaoElectronicLTD.,CO

NingBoCityQimiaoElectronicLTD.,CO Date：Mar24,2026 ProductModelNumber:PortablePASystemw/2WirelessMics FCCID：2BVDN-ARIESCP2PRO Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:XIAOLU Email:[email protected] Telephone:18122050790 Onbehalfof:NingBoCityQimiaoElectronicLTD.,CO

NingBoCityQimiaoElectronicLTD.,CO OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:March25,2026 Subject;RequestforConfidentiality FCCID:2BVDN-ARIESCP2PRO 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:XIAOLU Title:Manager

version01 NingBoCityQimiaoElectronicLTD.,CO Modeldifferencestatement Itisherebydeclaredthattheproduct FCCID:2BVDN-ARIESCP2PRO ProductName:PortablePASystemw/2WirelessMics Model(s):ARIESCP2Pro,NBVCP2W160、NBVCP2W200、NBVCP2W320、NBVCP2W80 NBVCP2W600 Theabove-mentionedproductssharethesamecircuitry,PCBlayout,electricalcomponents, materials,circuitstructureanddecorativeaccessories'materials,buttheydifferincolor. Sincerely, Signature Name:XIAOLU Title:Manager ApplicantCompany:NingBoCityQimiaoElectronicLTD.,CO

FCCID:2BVDN-ARIESCP2PRO FCCLabelSample FCCLabelSpecifications TextisBlackincolorandisjustified.Labelsareprintedinindelibleinkonpermanent adhesivebackingorsilk-screenedontotheEUTorshallbeaffixedataconspicuouslocation ontheEUT.WheretheEUTisconstructedintwoormoresectionsconnectedbywiresand marketedtogether,theabovestatementisrequiredtobeaffixedonlytothemaincontrol unit.WhentheEUTissosmallorforsuchusethatitisnotpracticabletoplacethestatement onit,theaboveinformationshallbeplacedinaprominentlocationintheinstructionmanual orpamphletsuppliedtotheuseror,alternatively,shallbeplacedonthecontainerinwhich thedeviceismarketed. FCCLabelLocation Size:10mm*8mm LabelLocation Thisdevicecomplieswithpart15oftheFCCRules.Operationis subjecttothefollowingtwoconditions:(1)Thisdevicemaynot causeharmfulinterference,and(2)thisdevicemustacceptany interferencereceived,includinginterferencethatmaycause undesiredoperation. FCCID:2BVDN-ARIESCP2PRO

FCCID:2BVDN-ARIESCP2PRO RFExposureEvaluation Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhuman exposuretoradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm2) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f2)6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f2)30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r2) Where Pd=powerdensityinmW/cm2,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantennaandthetotalpower inputtotheantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitis reached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleand highestchannelindividually. TestResultofRFExposureEvaluation BT Mode Outputpower toantenna (dBm) Outputpower toantenna (mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result π /4-DQPSK 5.56 0.0036 0.000631.0PASS BLE Mode Outputpower toantenna (dBm) Outputpower toantenna (mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result GFSK10.1 0.0102 0.001781.0PASS Remark:BT&BLEantennagain=-0.58dBi=0.87 BT:=0.00063+BLE:=0.00178=0.00241<1.0limit SoaSARtestisnotrequired

-Page 1 of 40 -ReportNo.:HB20251126004E-01 Add:Room102,201,Building2,YuanwangguRFIDIndustrialPark,TongguanRoad,TianliaoCommunity,YutangStreet,GuangmingDistrict,Shenzhen,China Tel:(86-755)29989321Fax:(86-755)29985110Web:www.sz-hongbiao.com TestReport Product: PortablePASystemw/2WirelessMics TradeMark: NBVOICE ModelNumber: ARIESCP2Pro FCCID: 2BVDN-ARIESCP2PRO Preparedfor NingBoCtiyQimiaoElectronicLTD.,CO ChinaZhejiangNingBoHaiShuHengjietown315000 Preparedby ShenzhenHongBiaoCertification&TestingCo.,Ltd. Room102,201,Building2,YuanwangguRFIDIndustrialPark,Tongguan Road,TianliaoCommunity,YutangStreet,GuangmingDistrict,Shenzhen, China Tel.:+86-755-29989321Fax.:+86-755-29985110 Website:http://www.sz-hongbiao.com -Page 2 of 40 -ReportNo.:HB20251126004E-01 Add:Room102,201,Building2,YuanwangguRFIDIndustrialPark,TongguanRoad,TianliaoCommunity,YutangStreet,GuangmingDistrict,Shenzhen,China Tel:(86-755)29989321Fax:(86-755)29985110Web:www.sz-hongbiao.com TableofContents 1GENERALDESCRIPTION........................................................................................................................................6 1.1DESCRIPTIONOFEUT.................................................................................................................................................6 1.2TESTMODE...............................................................................................................................................................6 1.3OPERATIONCHANNELLIST...........................................................................................................................................7 1.4TESTSETUP...............................................................................................................................................................7 1.5POWERSETTINGCONFIGURATIONPARAMETERS................................................................................................................7 1.6ANCILLARYEQUIPMENT...............................................................................................................................................7 2SUMMARYOFTESTRESULT..................................................................................................................................9 3TESTFACILITIESANDACCREDITATIONS..............................................................................................................10 3.1TESTLABORATORY....................................................................................................................................................10 3.2ENVIRONMENTALCONDITIONS....................................................................................................................................10 3.3MEASUREMENTUNCERTAINTY....................................................................................................................................10 3.4TESTSOFTWARE.......................................................................................................................................................11 4LISTOFTESTEQUIPMENT...................................................................................................................................12 5TESTITEMANDRESULTS....................................................................................................................................14 5.1ANTENNAREQUIREMENT...........................................................................................................................................14 5.1.1StandardRequirement..............................................................................................................................14 5.1.2TestResult..................................................................................................................................................14 5.2CONDUCTEDEMISSION..............................................................................................................................................15 5.2.1Limits..........................................................................................................................................................15 5.2.2TestProcedures..........................................................................................................................................15 5.2.3TestSetup...................................................................................................................................................16 5.2.4TestResult..................................................................................................................................................16 5.3RADIATEDEMISSION.................................................................................................................................................19 5.3.1Limits..........................................................................................................................................................19 5.3.2TestProcedures..........................................................................................................................................19 5.3.3TestSetup...................................................................................................................................................19 5.3.4TestResult..................................................................................................................................................20 5.3.5BandEdge-Radiated................................................................................................................................24 5.3.6Spuriousemissioninrestrictedband1000MHz-25000MHz....................................................................25 5.4PEAKOUTPUTPOWER..............................................................................................................................................26 5.4.1Limit............................................…

Text truncated - open the document above for the full version.

Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical 2400MHz 2450MHz2500MHz2400MHz2450MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dBi Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 15.2mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) AddressNo.333,KexingRoad,XiangzhouDistrict,ZhuhaiCity Antenna typePCB antenna Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dBi) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dBi) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.