2BBPLPYBLNKSPKBlanket Speaker

Instructionmanual: ThisproductisaBluetoothspeakers,whichisconnectedandplaybywirelessBluetoothmode. Pleasebefamiliarwiththestepsbeforeusingit. 1.PleaseconnectthespeakersconnectionlinetotheBluetoothhostbyinserting3.5mmaudio lineintotheroundholeoftheBluetoothbatterybox.Theneedleshouldbecompletely submergedintotheroundhole. 2.TurnontheBluetoothboxswitchtoON,andtheBluetoothindicatorlights(blue)up, accompaniedbyashortboottone.Ifnot,pleasemakesurethatthereisenoughpower. 3.WhenconnectingBluetoothspeakerwithmobilephone,openBluetoothmodeofmobile phone,scandevice,search“PY-BLNKSPK”,clickontheconnection,andaftersuccessful connection,therewillbebeeppromptsound. 4.Whentheconnectionissuccessful,themusicwillbeplayedbytheBluetoothspeakers. 5.Afteruse,pleaseturnoffthepowerswitchtoOFF. 6.Lowpower,producemulti-frequencybeepsound.Atthistime,itshouldstopusingandcharge aftershutdown. 7.Pleaseusethecharginglineequippedwiththisunitforcharging.ConnecttheUSBcharging portwithoutputvoltage=5V.Donotusehighvoltagecharging.Whencharging,theredindicator lightsup.Afterfilling,theredindicatorlightsout.Afterfilling,unplugthecharginglineandstop charging. 8.Usuallynotused,pleasekeeptheBluetoothhostwell,putitwiththespeaker,don'tputitin thehotsun,hightemperature,humidity,acidandalkalienvironmentforalongtime. However,thereisnoguaranteethatinterferencewillnotoccurinaparticular installation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevision reception,whichcanbedeterminedbyturningtheequipmentoffandon,theuseris encouragedtotrytocorrecttheinterferencebyoneormoreofthe followingmeasures:  Reorientorrelocatethereceivingantenna.  Increasetheseparationbetweentheequipmentandreceiver.  Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhic NOTE:Thisequipmenthasbeentestedandfoundtocomplywiththelimitsfora ClassBdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimitsare designedtoprovidereasonableprotectionagainstharmfulinterferenceinaresidential installation.Thisequipmentgenerates,usesandcanradiateradiofrequencyenergy and,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmful interferencetoradiocommunications Warning:Any changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. 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. . h thereceiverisconnected.  Consultthedealeroranexperiencedradio/TVtechnicianforhelp Thedevicemustnotbeco-locatedoroperatinginconjunctionwithanyotherantenna ortransmitter.

Rev1/26/2023 TRUSTSTONEGROUP,LLC FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:April15,2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BBPLPYBLNKSPK TRUSTSTONEGROUP,LLCcertifiesthattheequipmentforwhichauthorizationissoughtisnot“covered” equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules. TRUSTSTONEGROUP,LLCcertifiesthattheequipmentforwhichauthorizationissoughtdoesnotinclude 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)：MarcFaham Rev1/26/2023 TRUSTSTONEGROUP,LLC FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:April15,2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BBPLPYBLNKSPK TRUSTSTONEGROUP,LLCcertifiesthat,asofthedateofthefilingoftheapplication,theapplicantisnot identifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesoraffiliates)asan entityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname)：MarcFaham

TRUSTSTONEGROUP,LLC Address：1359Broadway3rdfloor，NewYork，NewYork10018UnitedStates Granteecode: FRN:0033900465 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BBPLPYBLNKSPK TRUSTSTONEGROUP,LLC.certifiesthat,asofthedateofthefilingofthe application,TRUSTSTONEGROUP,LLC.isourdesignatedU.S.agentforserviceofprocess fortheabovereferencedFCCID.TRUSTSTONEGROUP,LLCacceptstomaintainanagent fornolessthanoneyearafterthegranteehasterminatedallmarketingandimportationorthe conclusionofanyCommission-relatedproceedinginvolvingtheequipment. TRUSTSTONEGROUP,LLCaccepts,asofthedateofthefilingoftheapplication,the obligationofthedesignatedU.S.agentforserviceofprocessfortheabovereferencedFCC ID. CompanyName:TRUSTSTONEGROUP,LLC Address:1359Broadway3rdfloor，NewYork，NewYork10018UnitedStates Contact:MarcFaham Title:CEO Tel:(917)533-5333 Email:[email protected] FRN:0033900465 Sincerely, SignedonbehalfofTRUSTSTONEGROUP, LLC SignedonbehalfofTRUSTSTONEGROUP, LLC SignatureSignature Name:MarcFahamName:MarcFaham Title:CEOTitle:CEO Date:April15,2026Date:April15,2026

TRUSTSTONEGROUP,LLC OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:April15,2026 Subject;RequestforConfidentiality FCCID:2BBPLPYBLNKSPK ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram OperationalDescription 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:MarcFaham Title:CEO

TRUSTSTONEGROUP,LLC Date:April15,2026 ProductModelNumber:PY-BLNKSPK FCCID:2BBPLPYBLNKSPK Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd..isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By:MarcFaham ContactListedonFCCWesbite Signature ： Title:CEO Email:[email protected] Telephone:(917)533-5333 Onbehalfof:TRUSTSTONEGROUP,LLC

Externalphotos

Size ： 41.5*27.5mm

Internalphotos Antenna

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD 102A,102B,Building2,ShanghenglangNewIndustrialZone,ShanghenglangCommunity, DalangStreet,LonghuaDistrict,Shenzhen,Guangdong,People’sRepublicofChina,518000 Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V06 ReportTemplateRevisionDate:2026-01-30 RFExposureEvaluationReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20260300583E-02 Applicant: TRUSTSTONEGROUP,LLC AddressofApplicant: 1359Broadway,3rdFloor,NewYorkNY10018 EquipmentUnderTest(EUT): EUTName:BlanketSpeaker ModelNo.:PY-BLNKSPK TestModelNo.:PY-BLNKSPK BrandName:N/A FCCID:2BBPLPYBLNKSPK Standards: 47CFRPart1.1307 47CFRPart2.1093 KDB447498D04InterimGeneralRFExposureGuidancev01 DateofReceipt:2026-03-20 DateofTest: 2026-03-20to2026-03-31 DateofIssue:2026-4-15 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD. ReportNo.:CQASZ20260300583E-02 Page:2of7 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20260300583E-02Rev.01 Initialreport 2026-4-15 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD. ReportNo.:CQASZ20260300583E-02 Page:3of7 2Contents Page 1VERSION............................................................................................................................................................................2 2CONTENTS........................................................................................................................................................................3 ..................................................................................................................................................................................................3 3GENERALINFORMATION..............................................................................................................................................4 3.1CLIENTINFORMATION...................................................................................................................................................4 3.2GENERALDESCRIPTIONOFEUT...................................................................................................................................4 3.3GENERALDESCRIPTIONOFBT......................................................................................................................................4 4SAREVALUATION...........................................................................................................................................................5 4.1RFEXPOSURECOMPLIANCEREQUIREMENT.................................................................................................................5 4.1.1StandardRequirement......................................................................................................................................5 4.1.2Limits....................................................................................................................................................................5 4.1.3EUTRFExposure..............................................................................................................................................7 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD. ReportNo.:CQASZ20260300583E-02 Page:4of7 3GeneralInformation 3.1ClientInformation Applicant: TRUSTSTONEGROUP,LLC AddressofApplicant: 1359Broadway,3rdFloor,NewYorkNY10018 Manufacturer: TRUSTSTONEGROUP,LLC AddressofManufacturer: 1359Broadway,3rdFloor,NewYorkNY10018 3.2GeneralDescriptionofEUT ProductName: BlanketSpeaker ModelNo.: PY-BLNKSPK TestModelNo.: PY-BLNKSPK TradeMark: N/A SoftwareVersion: V1.0 HardwareVersion: V2.0 PowerSupply: Li-ionbatteryDC3.7V400mAh,ChargebyDC5Vforadapter 3.3GeneralDescriptionofBT OperationFrequency:2402MHz~2480MHz ModulationType:GFSK,π/4DQPSK TransferRate:1Mbps/2Mbps NumberofChannel:79 ProductType:MobilePortableFixLocation AntennaType: PCBantenna AntennaGain: 1.68dBi SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD. ReportNo.:CQASZ20260300583E-02 Page:5of7 4SAREvaluation 4.1RFExposureComplianceRequirement 4.1.1StandardRequirement 447498D04InterimGeneralRFExposureGuidancev01 3.2.SARTestReductionGuidance SARtestreductionprocedures[Glossary]allowusingaparticularsetoftestdataasrepresentative ofother,similar,testconditions.Thismaybeappliedfordatawithindifferenttestpositions(e.g.body, head,extremity),wirelessmodes(e.g.Wi-Fi,cellular),andfrequencybands.Thistestreductionprocess providesfortheuseoftestdataforonespecificchannel,whilereferencingtothosedatafordemonstrating complianceinotherrequiredchannelsforeachtestpositionofanexposurecondition,withintheoperating modeofafrequencyband.Thisislimitedspecificallytowhenthereported1-gor10-gSARforthemid- bandorhighestoutputpowerchannelmeetsanyofthefollowingconditions. 4.1.2Limits SAR-basedthresholdsarederivedbasedonfrequency,power,andseparationdistanceoftheRF source.Theformuladefinesthethresholdsingeneralforeitheravailablemaximumtimeaveragedpoweror maximumtime-averagedERP,whicheverisgreater. IftheERPofadeviceisnoteasilydetermined,suchasforaportabledevicewithasmallform factor,theapplicantmayusetheavailablemaximumtime-averagedpowerexclusivelyifthe deviceantennaorradiatingstructuredoesnotexceedanelectricallengthofλ/4. Asfordeviceswithantennasoflengthgreaterthanλ/4wherethegainisnotwelldefined,but alwayslessthanthatofahalf-wavedipole(lengthλ/2),theavailablemaximumtime-averaged powergeneratedbythedevicemaybeusedinplaceofthemaximumtime-averagedERP,where thatvalueisnotknown. Theseparationdistanceisthesmallestdistancefromanypartoftheantennaorradiating structureforallpersons,duringoperationattheapplicableERP.Inthecaseofmobileor portabledevices,theseparationdistanceisfromtheouterhousingofthedevicewhereitis closesttotheantenna…

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V . S .W . R < 1.4 Polarization Type V ertical & Horizontal Frequenc Range 2400 ~ 2500GHz Input Impendence(ohm) 50 Efficiency (dB) 6 0.2 % 6 0.2 % Maximum Power (dBm) 1.6 8(XZ-plane) Gain (dBi) 1.6 8 Peak EIRP(dBm)1.2 Tot. Rad. Pwr. (dBm)-1.2 (Input pwr – loss pwr) Product specification Quick Reference Date Antenna type PCB Antenna Ant. Port Input Pwr. (dBm)0 (Typ. BT class 2 output power) Directivity (dBi)1 (all direction antenna) Minimum Power (dBm ) -3.83(XZ-plane) Avg. Power (dBm) -0.48(XY-plane) All the technical data and information contained herein are subject to change without prior notice Antenna Layout & module on the system board Antenna Gain Gain Table Unit in dBi @2.44GHzXY-planeXZ-planeYZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board 1.68 1.35 -0.48 -3.83 1.11 -2.99 Design company:shenzhen HuaSai Electric Technology Co.Ltd. Address:Room 201, Building A, No. 1 Qianwan 1st Road, Qianhai Shenzhen-Hong Kong Cooperation Zone, Shenzhen City spce:ANT_XZR01 Return Loss The Environment of Antenna Radiation Pattern 3D radiation pattern diagram XY-planeXZ-planeYZ-plane

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD 102A,102B,Building2,ShanghenglangNewIndustrialZone,ShanghenglangCommunity, DalangStreet,LonghuaDistrict,Shenzhen,Guangdong,People’sRepublicofChina,518000 Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V06 ReportTemplateRevisionDate:2026-01-30 TestReport Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20260300583E-01 Applicant: TRUSTSTONEGROUP,LLC AddressofApplicant: 1359Broadway,3rdFloor,NewYorkNY10018 EquipmentUnderTest(EUT): Product: BlanketSpeaker ModelNo.: PY-BLNKSPK TestModelNo.:PY-BLNKSPK BrandName: N/A FCCID: 2BBPLPYBLNKSPK Standards:47CFRPart15,SubpartC KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2020 DateofReceipt:2026-03-20 DateofTest: 2026-03-20to2026-03-31 DateofIssue:2026-4-15 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove. TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260300583E-01 Page:2of71 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20260300583E-01Rev.01 Initialreport 2026-4-15 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260300583E-01 Page:3of71 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement47CFRPart15.203/PASS ACPowerLineConducted Emission 47CFRPart15,SubpartCSection 15.207 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS ConductedPeakOutput Power 47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS 20dBOccupiedBandwidth47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS CarrierFrequencies Separation 47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS HoppingChannelNumber47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS DwellTime47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS PseudorandomFrequency HoppingSequence 47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS Band-edgeforRF ConductedEmissions 47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS RFConductedSpurious Emissions 47CFRPart15.247 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS RadiatedSpurious emissions 47CFRPart15.209 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15.205/15.209 ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024+ ErratatoC63.10a-2024 PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260300583E-01 Page:4of71 Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. Tx:InthiswholereportTx(ortx)meansTransmitter. Rx:InthiswholereportRx(orrx)meansReceiver. RF:InthiswholereportRFmeansRadiatedFrequency. CH:InthiswholereportCHmeanschannel. Volt:InthiswholereportVoltmeansVoltage. Temp:InthiswholereportTempmeansTemperature. Humid:InthiswholereportHumidmeanshumidity. Press:InthiswholereportPressmeansPressure. N/A:Inthiswholereportnotapplication SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260300583E-01 Page:5of71 3Contents Page 1VERSION..........................................................................................................................................................................2 2TESTSUMMARY............................................................................................................................................................3 3CONTENTS......................................................................................................................................................................5 4GENERALINFORMATION...........................................................................................................................................6 4.1CLIENTINFORMATION.................................................................................................................................................6 4.2GENERALDESCRIPTIONOFEUT.................................................................................................................................6 4.3ADDITIONALINSTRUCTIONS........................................................................................................................................8 4.4TESTENVIRONMENT...................................................................................................................................................9 4.5DESCRIPTIONOFSUPPORTUNITS...............................................................................................................................9 4.6TESTCONFIGURATION................................................................................................................................................9 4.7STATEMENTOFTHEMEASUREMENTUNCERTAINTY..................................................................................................10 4.8TESTLOCATION........................................................................................................................................................11 4.9TESTFACILITY..........................................................................................................................................................11 4.10ABNORMALITIESFROMSTANDARDCONDITIONS....................................................................................................11 4.11OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..........................................................................................11 4.12EQUIPMENTLIST.....................................................................................................................................................12 5TESTRESULT…

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Setupphotos 1Photographs-EUTTestSetup 1.1RadiatedEmission 9KHz~30MHz: 30MHz~1GHz: Above1GHz: 1.2ConductedEmission 1.3RFConductedmeasurement