2A99O-HB-RF004RF Remote control

1 2 3 4 1 2 3 4 Speed and Speed reduction Start Stop Note: the remote control should be paired with the electronic watch before use, the matching method is: before the electronic watch is powered on, then press the button with the electronic watch, the buzzer will ring five times quickly, and the electronic watch will also enter the standby state, indicating that the pairing is successful, you can release the button; if the electronic watch enters the standby state, the buzzer will not ring five times quickly, indicating the pairing failure. After the treadmill is started, if no one is running within 5 seconds, the system will automatically shut down Remove the unmanned shutdown function:after the remote pairing, disconnect the electronic meter power, hold down the speed + press the key, and then power with the electronic watch, at this time, the buzzer will call and then enter the standby state, release the button, if the new power, the electronic watch will automatically switch to unmanned automatic shutdown mode This function is only suitable for treadmill manufacturers FCCWarningStatement:Changesormodificationstothisunitnotexpressly approvedbythepartyresponsibleforcompliancecouldvoidtheuser’s authoritytooperatetheequipment.Thisequipmenthasbeentestedandfound tocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart15ofthe FCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainst harmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates, usesandcanradiateradiofrequencyenergyand,ifnotinstalledandusedin accordancewiththeinstructions,maycauseharmfulinterferencetoradio communications. However,thereisnoguaranteethatinterferencewillnotoccurinaparticular installation.Ifthisequipmentdoescauseharmfulinterferencetoradioor televisionreception,whichcanbedeterminedbyturningtheequipmentoffand on,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreof thefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. - Connecttheequipmentintoanoutletonacircuitdifferentfromthatto whichthereceiverisconnected. - Consultthedealeroranexperiencedradio/TVtechnicianforhelp. ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothe followingtwoconditions:(1)thisdevicemaynotcauseharmfulinterference, and(2)thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation. FCCRadiationExposureStatement ThedevicehasbeenevaluatedtomeetgeneralRFexposurerequirement.The devicecanbeusedinportableexposureconditionwithoutrestriction.

1/1 TO: Office Feder 7435 Colum US A Comp FRN: Cont a Addre Telep Email This l a loca The U outlin § 2.9 Appl Com p Produ Grant FCC I Conta Addre Telep Email The A Equip Date Appl Title Signa US A g e of Enginee ral Commun 5 Oakland Mi mbia, MD 21 Agent for Se pany Name: 003340193 6 act Name: ess: 6547 N phone l: compliance letter is to co al representa US Agent fo ned in the FC 11. icant: pany name: S uct Descriptio tee code: ID: act Name: ess: phone No: l: Applicantis a pment Autho e: 2024/04/ icant’s Nam : Manager ature gent for Se ering Techno ications Com lls Road 1046 ervice of Pr Stone Tradin 6 Don gmei F Academy Blv +1243457 [email protected] onfirm that t ative on beha r Service of CC Equipmen Stone Tradin on: RF Re 2A99O 2A99O-HB - Dongmei F 6547 N Ac +1213457 compliance aware of an rization Prog /03 me: Dongm ervice of ology mmission rocess: ng Limited Fang vd #2266,Co 73118 om the US Agent alf of (Stone Processis aw nt Authorizat ng Limited emote contro -RF004 Fang cademy Blvd 73118 [email protected] nd agrees to gram, Report ei Fang ProcessL olorado Sprin t for Service e Trading L ware of and tion Program ol #2266,Colo r com o comply wi t and Order F US Ag Title: Signa ETTER OF gs,CO 80918 of Process a imited). d agrees to c , Report and rado Springs th the requ FCC 22-84, a gent’s Nam Manager ature C F ATTESTA 8,United Stat accepts resp comply with d Order FCC s,CO 80918,U irements ou and clause § me: Dongme C566091_X23 ATION tes onsibility to the require 22-84, and c United States utlined in the 2.911. ei fang 3_Ed2 act as ments clause s e FCC

C5266091_X24_Ed.1 1/1 “AttestationStatements” TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyname:StoneTradingLimited Granteecode:0033523515 FCCID:2A99O-HB-RF004 ContactName: Address:6547NAcademyBlvd#2266,ColoradoSprings,CO80918,UnitedStates TelephoneNo:12134573118 FaxNo:12134573118 Email:[email protected] i.[StoneTradingLimited](“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Theapplicantmustsignthiscertification. ii.[StoneTradingLimited](“theapplicant”)certifiesthat,asofthedateofthe filingoftheapplication,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered”equipment.Theapplicantmustsignthis certification. Date:2023/03/14 Applicant’sName: Title:N/A Signature 1 TheCommission’sCoveredList ispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist Dongmei Fang Dongmei Fang

C5266091_X24_Ed.1 1/1 “AttestationStatements” TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyname:StoneTradingLimited Granteecode:2A99O FCCID:2A99O-HB-RF004 ContactName: Address:6547NAcademyBlvd#2266,ColoradoSprings,CO80918,UnitedStates TelephoneNo:12134573118 FaxNo:12134573118 Email:[email protected] i.[StoneTradingLimited](“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Theapplicantmustsignthiscertification. ii.[StoneTradingLimited](“theapplicant”)certifiesthat,asofthedateofthe filingoftheapplication,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered”equipment.Theapplicantmustsignthis certification. Date:2023/03/14 Applicant’sName: Title:N/A Signature 1 TheCommission’sCoveredList ispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist Dongmei Fang Dongmei Fang

C5266091_X8_Ed.1 1/1 LetterofAuthorization <StoneTradingLimited> Company:StoneTradingLimited Address:6547NAcademyBlvd#2266,ColoradoSprings,CO80918,United States ProductName:RFRemotecontrol ModelNumber:HB-RF004 FCCIdentifier:2A99O-HB-RF004 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:Date:2023-03-14 Title:N/A Signatureofapplicant: Dongmei Fang

C5266091_X10_Ed.1 1/1 <StoneTradingLimited> OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2023-03-14 Subject:RequestforConfidentiality FCCID:2A99O-HB-RF004 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo BlockDiagram Schematics TestReportNoNo TestSetupPhotosNo User’sManual InternalPhotos PartsList/TuneUp RFExposureInfo OperationalDescription CoverLetter(s)NoNo SDRSoftware/SecurityInfoNo Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. Sincerely, Signature: Name: Title:N/A Dongmei Fang

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Labelandlabellocation High:2cm Wide:3cm RFRemotecontrol FCCID: 2A99O-HB-RF004

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FCCID: RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093 ， UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(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 Mode Max Power(dBm) Max Power(mW) Frequency(MHz) Min.Distance (mm) Calc. thresholds limit ASK-17.190433.92503.0 SoaSARtestisnotrequired 2A99O-HB-RF004

InvertedFAntennaSpecification Summary ITEMANTSPEC ResonateFrequency433.92MHzANT 天线增益Antennagain 0.7dBi 驻波比VSWR/50Ohms 1.5orless 方向图Radiationpatte全向（Omnidirectio) 极化方式Polarization HorizontalandVertical Impedance50Ohm AntennaLength89.8mm AntennaModel F2 Manufacturer:TianchangxinshikongElectronicsCo.,Ltd. Address：Renhetownindustrialpark,TianchangCity,AnhuiProvince,China AntennaPhoto&Length(mm)

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