2BEAP-D289CSmart Lock

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China Date:2025-12-23 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BEAP-D289C ToWhomItMayConcern: DongguanLingduElectronicTechnologyCo.,Ltdcertifiesthattheequipmentforwhichauthorizationissought isnot“covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903of theFCCrules. DongguanLingduElectronicTechnologyCo.,Ltdcertifiesthattheequipmentforwhichauthorizationissought doesnotincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessors andassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446D01Covered EquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, Signatory [EricYu,Manager]

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China Date:2025-12-23 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BEAP-D289C ToWhomItMayConcern: DongguanLingduElectronicTechnologyCo.,Ltdcertifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, Signatory [EricYu,Manager]

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China Date:2025-12-23 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA FCCID:2BEAP-D289C ApplicantFRN:0034661033 USAgent–AttestationStatement/Part2.911(d)(7) DongguanLingduElectronicTechnologyCo.,Ltdcertifiesthat,asof2025-12-23,wehave designatedFCCUSAgent,LLCtoacceptserviceofprocessonourbehalfforFCCID: 2BEAP-D289C. DongguanLingduElectronicTechnologyCo.,Ltd,acceptstomaintainanagentofserviceof processintheUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,orthe conclusionofanyCommission-relatedadministrativeorjudicialproceedinginvolvingthe equipment,whicheverislater. FCCUSAgent,LLC,acceptsasofthedateofthefilingofthisapplication,theobligationof beingthedesignatedagentforthepurposeofacceptingserviceofprocessonbehalfof DongguanLingduElectronicTechnologyCo.,LtdforFCCID:2BEAP-D289C. DesignatedAgentInformation: CompanyName:FCCUSAgent,LLC U.S.AgentFRN:0033402884 Address:3722IllinoisAvenue,SaintCharles,IL,60174,USA ContactPerson:TimPayne Phone:708-571-3148 Email:[email protected] Sincerely, Company:DongguanLingduElectronic TechnologyCo.,Ltd DesignatedAgent:FCCUSAgent,LLC CompanyRepresentative:EricYuDesignatedAgentRepresentative:TimPayne Signature: Signature:

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China ResponsibilityDeclarationLetterv1.0 ResponsibilityDeclarationLetter Companyname:DongguanLingduElectronicTechnologyCo.,Ltd Address:No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince, China ProductName:SmartLock FCCID:2BEAP-D289C Model(s):D289C,D289,D180W,D280W,D180,SP300,WL01,T225,T229,AL502, WL05,T600,VL900,D289H,D289K,D289L,D289T,D289S,D289R,D289M,D289N, D289W,CA-01,D500 We,DongguanLingduElectronicTechnologyCo.,Ltdherebyacknowledgethatallthe productinformation(includingalloriginal,drafted,ormodifieddocuments)providedto theTCBeitherbyusorouragentorrepresentative(s)forthepurposesofFCC certificationwillmeetFCCregulationsandrequirements;andthatanymodifications orchangesmadeasaresultofTCBreviewofthedocumentswillbeformally implementedintothemanufacturingprocessandproductdocumentationshippedwith equipment.Wealsoconfirmthatallinformationprovidedislegitimateanddoesnot containanyfalsecontentsuchasforgery,fabrication,alteration,tamperingand concealment. Weassumealleconomicandlegalresponsibilitiesinmattersthatmayariseasa resultofdisclosureonsampleproductsandassociatedproductdocumentation providedforproductcertificationthatmaysubsequentlybefoundtobea mis-representationofthefinalproductandaccompanyingdocumentationwhen produced,marketed,orsoldintheUnitedStates,Canada,oranywhereintheworld. Yoursincerely, Name:EricYuDate:2025-12-23 TitleandCompanyname:Manager,DongguanLingduElectronicTechnologyCo.,Ltd SignatureofFCCgrantholder(IncludeTitle,Companyname,date,andofficialcompanystamp):

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China AgentAuthorization Company:DongguanLingduElectronicTechnologyCo.,Ltd Address:No.1,LongchengStreet,QingxiTown,DongguanCity,Guangdong Province,China ProductName:SmartLock ModelNumber(s):D289C,D289,D180W,D280W,D180,SP300,WL01,T225,T229, AL502,WL05,T600,VL900,D289H,D289K,D289L,D289T,D289S,D289R,D289M, D289N,D289W,CA-01,D500 ProductDescription:SmartLock WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2025-12-23 Name:EricYu Title:Manager Company:DongguanLingduElectronicTechnologyCo.,Ltd

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China Date:2025-12-23 FEDERALCOMMUNICATIONSCOMMISSION AUTHORIZATIONANDEVALUATIONDIVISION 7435OAKLANDMILLSROAD COLUMBIA,MD21046 SUBJECT:FCCApplicationforFCCID:2BEAP-D289C ConfidentialityRequest Towhomitmayconcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,wearerequestingthe Commissiontowithholdthefollowingattachment(s)asconfidentialdocumentsfrompublicdisclosureindefinitely. ☒ BlockDiagram ☐ Tune-UpInformation ☒ OperationalDescription,SBOM ☐ SecurityInformation ☒ Schematics ☐ SoftwareDefinedRadio(SDR)Information ☐ PartsList Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedtothepublic.The publicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovideunjustifiedbenefitstoits competitors. Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulationsinTitle47CFR §2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthatbusinesssensitiveinformation remainsconfidentialuntiltheactualmarketingofnewlyauthorizeddevices,werequestShortTermConfidentiality ofthefollowingattachment(s); ☒ ExternalPhotos ☒ TestSetupPhotos ☒ InternalPhotos ☒ UserManual ☐For45days,pursuanttoPublicNoticeDA04-1705. or ☒For180dayspursuanttoKDB726920D01. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthisapplicationandall accompanyingdocumentationwillnotbemadebeforethedateoftheGrantforthisapplication. Sincerely, Signatory [EricYu,Manager]

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China Date:2025-12-23 FEDERALCOMMUNICATIONSCOMMISSION AUTHORIZATIONANDEVALUATIONDIVISION 7435OAKLANDMILLSROAD COLUMBIA,MD21046 SUBJECT:FCCApplicationforFCCID:2BEAP-D289C POWEROFATTORNEY ToWhomItMayConcern: We,theundersigned,herebyauthorizeWaltekTestingGroup(Shenzhen)Co.,Ltd.JandySoonourbehalf,to applytotheFederalCommunicationsCommissiononourequipment.AnyandallactscarriedoutbyWaltek TestingGroup(Shenzhen)Co.,Ltd.JandySoonourbehalfshallhavethesameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,DongguanLingduElectronic TechnologyCo.,LtdarenotsubjecttoadenialoffederalbenefitspursuanttoSection5301oftheAnti-DrugAct of1988,21USC853a,andnopartytotheapplicationissubjecttoadenialoffederalbenefitspursuanttothat section. Sincerely, Signatory [EricYu,Manager]

DongguanLingduElectronicTechnologyCo.,Ltd No.1,LongchengStreet,QingxiTown,DongguanCity,GuangdongProvince,China Date:2025-12-23 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 SUBJECT:FCCApplicationforFCCID:2BEAP-D289C ToWhomItMayConcern: I,theundersigned,herebystatesthisequipmenthasbeentestedandfoundtocomplywiththelimitsfora ClassBdigitaldevice,pursuanttopart15oftheFCCRules,andwillapplytheSupplier'sDeclarationof ConformityproceduretotheclassBdevice.IunderstandthefollowingFCCrequirements: 1.DevicessubjecttotheSDoCprocedurearerequiredtobetestedtoshowcompliancewiththeFCC technicalregulationsbyarecognizedaccreditedtestinglaboratory.Thetestinglaboratorymustbe accreditedbyaCommissionapprovedaccreditationbodyordesignatedunderthetermsofa government-to-governmentMutualRecognitionAgreement(MRA).Alistingofthoseaccreditedtesting laboratoriesthathavebeenrecognizedbytheCommissionispublishedontheFCCWebpage: https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm(Selectthe"accredited"optiontosearchfor FCCrecognizedaccreditedtestfirms.) 2.Pt2.1077containsthelistofinformationthatmustbeincludedintheSupplier'sDeclarationof Conformity,whichmustbesuppliedwitheachproductsold.TheSDoCcomplianceinfoshallbeincluded intheUser’sManualorasaseparatesheet.Theinfomustcontainthename,address,andphone numberoftheresponsibleparty,whichmustbelocatedwithintheUnitedStates.Accordingto 2.909(b),theresponsiblepartyiseithertheManufactureroriftheproductisimportedtheImporter. Sincerely, Signatory [EricYu,Manager]

Dongguan Lingdu Electronic Technology Co.,Ltd No.1, Longcheng Street, Qingxi Town, Dongguan City, Guangdong Province, China Date: 2025-12-29 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 SUBJECT: FCC Application for FCC ID: 2BEAP-D289C To Whom It May Concern: The 2.4G PCB board antenna of this device cannot be used normally, it is just a design pattern and does not have any transmission function. Sincerely, Signatory [Eric Yu, Manager]

ReferenceNo.:WTX25X11305356W001/002/003Page1of18 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn ANNEX EXHIBIT1-PRODUCTLABELING ProposedFCCIDLabelFormat Specifications:Thelabelshallbesecurelyaffixedtoapermanentlyattachedpartofthedevice,inalocation whereitisvisibleoreasilyaccessibletotheuser,andshallnotbereadilydetachable.Thelabelshallbe sufficientlydurabletoremainfullylegibleandintactonthedeviceinallnormalconditionsofusethroughout thedevice’sexpectedlifetime. ProposedLabelLocationonEUT FCCIDLabel Location

1.RFExposureRequirements 1.1GeneralInformation ClientInformation Applicant:DongguanLingduElectronicTechnologyCo.,Ltd. Addressofapplicant: No.1,LongchengStreet,QingxiTown,DongguanCity,Guangdong Province,China Manufacturer:DongguanLingduElectronicTechnologyCo.,Ltd. Addressofmanufacturer: No.1,LongchengStreet,QingxiTown,DongguanCity,Guangdong Province,China GeneralDescriptionofEUT: ProductName:SmartLock TradeName:/ ModelNo.:D289C AddingModel(s): D289,D180W,D280W,D180,SP300,WL01,T225,T229,AL502, WL05,T600,VL900,D289H,D289K,D289L,D289T,D289S,D289R, D289M,D289N,D289W,CA-01,D500 RatedVoltage: Type-CDC5V Battery6Vor12V PowerAdapterModel:/ FCCID:2BEAP-D289C EquipmentType:Fixeddevice TechnicalCharacteristicsofEUT: Bluetooth BluetoothVersion:V5.0(LEmode) FrequencyRange:2402-2480MHz RFOutputPower: 1Mbps:4.31dBm(Conducted) 2Mbps:4.65dBm(Conducted) DataRate:1Mbps,2Mbps Modulation:GFSK QuantityofChannels:40 ChannelSeparation:2MHz TypeofAntenna:FPCAntenna AntennaGain:2.62dBi Wi-Fi SupportStandards:802.11b,802.11g,802.11n FrequencyRange:2412-2462MHzfor802.11b/g/n(HT20) RFOutputPower:15.86dBm(Conducted) TypeofModulation:CCK,OFDM,QPSK,BPSK,16QAM,64QAM QuantityofChannels:11for802.11b/g/n(HT20) ChannelSeparation:5MHz TypeofAntenna:FPCAntenna AntennaGain:2.62dBi SRD FrequencyRange:433.92MHz Max.FieldStrength:433.92MHz:81.89dBuV/m(3m) DataRate:/ Modulation:FSK AntennaType:PCBAntenna AntennaGain:-14.13dBi 1.2RFExposureExemption Accordingto§1.1307(b)(3)andKDB447498D04InterimGeneralRFExposureGuidancev01,system operatingundertheprovisionsofthissectionshallbeoperatinginamannerthatthepublicisnotexposedto radiofrequencyenergylevelinexcesslimitformaximumpermissibleexposure. OptionA:FCCRulePart1.1307(b)(3)(i)(A):Theavailablemaximumtime-averagedpowerisnomorethan 1mW,regardlessofseparationdistance. OptionB:FCCRulePart1.1307(b)(3)(i)(B):Theavailablemaximumtime-averagedpoweroreffective radiatedpower(ERP),whicheverisgreater,islessthanorequaltothethresholdP th (mW)describedinthe followingformula.P th isgivenby: OptionC:FCCRulePart1.1307(b)(3)(i)(C):Theminimumseparationdistance(Rinmeters)fromthebodyof anearbypersonforthefrequency(finMHz)atwhichthesourceoperates,theERP(watts)isnomorethanthe calculatedvalueprescribedforthatfrequency.Rmustbeatleastλ/2π,whereλisthefree-spaceoperating wavelengthinmeters. SingleRFSourcesSubjecttoRoutineEnvironmentalEvaluation RFSourcefrequency(MHz)ThresholdERP(watts) 0.3-1.341,920R 2 1.34-303,450R 2 /f 2 30-3003.83R 2 300-1,5000.0128R 2 f 1,500-100,00019.2R 2 ForMultipleRFsources:FCCRulePart1.1307(b)(3)(ii): (A)Theavailablemaximumtime-averagedpowerofeachsourceisnomorethan1mWandthereisa separationdistanceoftwocentimetersbetweenanyportionofaradiatingstructureoperatingandthe nearestportionofanyotherradiatingstructureinthesamedevice,exceptifthesumofmultiplesourcesis lessthan1mWduringthetime-averagingperiod,inwhichcasetheymaybetreatedasasinglesource (separationisnotrequired). (B)InthecaseoffixedRFsourcesoperatinginthesametime-averagingperiod,orofmultiplemobileor portableRFsourceswithinadeviceoperatinginthesametimeaveragingperiod,ifthesumofthe fractionalcontributionstotheapplicablethresholdsislessthanorequalto1asindicatedinthefollowing equation. 1.3CalculatedResult Radio Access Technology Prediction Frequency Output Power Antenna Gain Duty Cycle Tune-Up Time-AveragedPower ERP (MHz)(dBm)(dBi)(%)(dBm)(dBm) Bluetooth24024.652.621005.005.47 WiFi241215.862.6210016.0016.47 SRD433.920.76-14.131001.00-15.28 Frequency Option Min.DistanceMax.PowerExposureLimit Ratio Result (MHz)(cm)(dBm)(mW)(mW)Pass/Fail 2402C20.005.473.52768.000.01Pass 2412C20.0016.4744.36768.000.06Pass 433.92C20.00-15.280.03222.170.01Pass Note:1.Time-AveragedPower=OutputPower*DutyCycle;ERP=Time-AveragedPower+Antenna gain-2.15dB 2.OptionA,BandCrefersasclause1.2. 3.ForoptionB,Max(time-averagedpower,effectiveradiatedpower(ERP))convertstoMax.Power.For optionC,ERPconvertstoMax.Power; 4.ForoptionB,P th (mW)convertstoExposureLimit(mW);ForoptionC,ERP(W)convertstoExposure Limit(mW). 5.Ratio=Tune-UpERP(mW)/ExposureLimit(mW) ModeforSimultaneousMulti-bandTransmission: RadioAccess Technology Ratio1Ratio2 Simultaneous Ratio Limit Result Pass/Fail WiFi+SRD0.060.010.071Pass Note:BluetoothandWi-Fican’ttransmitatthesametime. Result:Pass

WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 1 of 31 TESTREPORT ReferenceNo.......................:WTX25X11305356W003 FCCID....................................:2BEAP-D289C Applicant...............................:DongguanLingduElectronicTechnologyCo.,Ltd. Address.................................: No.1,LongchengStreet,QingxiTown,DongguanCity,Guangdong Province,China Manufacturer........................:ThesameasApplicant Address.................................:ThesameasApplicant ProductName......................:SmartLock ModelNo...............................:D289C Standards..............................:FCCPart15.231 DateofReceiptsample.....:2025-11-19 DateofTest...........................:2025-11-26to2025-12-17 DateofIssue........................:2025-12-18 TestReportFormNo.......... : WTX_Part15_231W TestResult............................:Pass Remarks: Theresultsshowninthistestreportreferonlytothesample(s)tested,thistestreportcannotbe reproduced,exceptinfull,withoutpriorwrittenpermissionofthecompany.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesofapprover. PreparedBy: WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad, Block70Bao'anDistrict,Shenzhen,Guangdong,China Tel.:+86-755-33663308Fax.:+86-755-33663309Email:[email protected] Testedby:Approvedby: GalaWang/ProjectEngineerJasonSu/Manager ReferenceNo.:WTX25X11305356W003 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 2 of 31 TABLEOFCONTENTS 1.GENERALINFORMATION........................................................................................................................................4 1.1PRODUCTDESCRIPTIONFOREQUIPMENTUNDERTEST(EUT)............................................................................4 1.2TESTSTANDARDS.....................................................................................................................................................5 1.3TESTMETHODOLOGY...............................................................................................................................................5 1.4TESTFACILITY..........................................................................................................................................................5 1.5EUTSETUPANDTESTMODE.................................................................................................................................6 1.6MEASUREMENTUNCERTAINTY.................................................................................................................................7 1.7TESTEQUIPMENTLISTANDDETAILS......................................................................................................................8 2.SUMMARYOFTESTRESULTS.............................................................................................................................12 3.ANTENNAREQUIREMENT.....................................................................................................................................13 3.1STANDARDAPPLICABLE.........................................................................................................................................13 3.2TESTRESULT..........................................................................................................................................................13 4.RADIATEDEMISSIONS...........................................................................................................................................14 4.1STANDARDAPPLICABLE.........................................................................................................................................14 4.2TESTPROCEDURE..................................................................................................................................................15 4.3CORRECTEDAMPLITUDE&MARGINCALCULATION.............................................................................................16 4.4SUMMARYOFTESTRESULTS/PLOTS....................................................................................................................16 5.20DBBANDWIDTH...................................................................................................................................................21 5.1STANDARDAPPLICABLE.........................................................................................................................................21 5.1TESTPROCEDURE..................................................................................................................................................21 5.2SUMMARYOFTESTRESULTS/PLOTS....................................................................................................................21 6.TRANSMISSIONTIME..............................................................................................................................................23 6.1STANDARDAPPLICABLE.........................................................................................................................................23 6.2TESTPROCEDURE..................................................................................................................................................23 6.3SUMMARYOFTESTRESULTS/PLOTS....................................................................................................................23 7.DUTYCYCLE..............................................................................................................................................................25 7.1STANDARDAPPLICABLE.........................................................................................................................................25 7.2TESTPROCEDURE..................................................................................................................................................25 7.3SUMMARYOFTESTRESULTS/PLOTS......…

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

SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page1 Antenna Specification Customer LNDU Project D289C Band 2.4GHZ Version A0 Data 20241204 SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page2 1. Manufacturer information Company name：SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Address: Room A-409, 425-426, Tong 'an Logistics Information Port, No. 30, Aviation Road, Gushu, Bao 'an District, Shenzhen City 2. Electrical Specification: Antenna types 433MHz: PCB Antenna; 2.4G: FPC Antenna Frequency 2400-2500 MHz Impedance 50 Ω 3.Test Equipment SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page3 4. The antenna photo SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page4 5. Radiation Pattern SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page5 SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page6 2450MHz 2D/3D SHENZHEN GUANGYUANFA ELECTRONIC CO., LTD Page7