ULE-EF699AElectric Fireplace

Hearth&HomeTechnologies U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter 22/04/2026 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Ref:AttestationStatementsPart2.911(d)(7)Filing FCCID:ULE-EF699A ApplicantFRN:0015469174 Hearth&HomeTechnologies certifiesthat,asofthedateofthefilingoftheapplication, Hearth&HomeTechnologiesisourdesignatedU.S.agentforserviceofprocessforthe abovereferencedFCCID. Hearth&HomeTechnologiesacceptstomaintainanagentfornolessthanoneyear afterthegranteehasterminatedallmarketingandimportationortheconclusionofany Commission-relatedproceedinginvolvingtheequipment. Hearth&HomeTechnologiesaccepts,asofthedateofthefilingoftheapplication,the obligationofthedesignatedU.S.agentforserviceofprocessfortheabovereferenced FCCID. DesignatedU.S.AgentInformation: CompanyName:Hearth&HomeTechnologies FCCRegistrationNumber(FRN):0015469174 PhysicalU.S.CompanyAddress:800W.JeffersonStreet,Lake,Minnesota,UnitedStates(55041) ContactPerson:DavdCLyons AgentEmailAddress:[email protected] ContactPhone:(507)259-1802 ContactFax:(651)345-1786 Sincerely, Company:Hearth&HomeTechnologiesCompany:Hearth&HomeTechnologies CompanyRepresentative:DavdCLyonsCompanyRepresentative:DavdCLyons Title:VPR&DHHT Signature: Title:VPR&DHHT Signature:

(Hearth&HomeTechnologies) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:04-21-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:ULE-EF699A Hearth&HomeTechnologiescertifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903of theFCCrules. Hearth&HomeTechnologiescertifiesthattheequipmentforwhichauthorizationissoughtdoesnot includecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, DavdCLyons/VPR&DHHT Hearth&HomeTechnologies (Hearth&HomeTechnologies) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:04-21-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:ULE-EF699A Hearth&HomeTechnologiescertifiesthat,asofthedateofthefilingoftheapplication,theapplicantis notidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesoraffiliates)as anentityproducing“covered”equipment. Sincerely, DavdCLyons/VPR&DHHT Hearth&HomeTechnologies

(Hearth&HomeTechnologies) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:April09,2026 SUBJECT:FCCApplicationforFCCID:ULE-EF699A ToWhomItMayConcern: We,theundersigned,herebyauthorizeTonyWeiatEMTEK(NINGBO)CO.,LTD.onour behalf,toapplytotheFederalCommunicationsCommissiononourequipment.Anyand allactscarriedoutbyEMTEK(NINGBO)CO.,LTD.onourbehalfshallhavethesame effectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, DavdCLyons/VPR&DHHT Hearth&HomeTechnologies

DifferenceStatement Allmodelshavedifferentexteriordimensions.PCBLayoutandschematicdesignare thesame. SF-ALLH36:997*298*843 SF-ALLH42:1103*342*1062 SF-ALLP50:1280*146*485 SF-ALLP60:1534*146*485 SF- Model：SF-ALLH36, SF-ALLH42, SF-ALLP50, SF-ALLP60, SF-ALLP72 ALLP72:1839*146*485 FCC ID April22, 2026 Davd C Lyons / VP R & D HHT Hearth & Home Technologies ULE-EF699A

(Hearth&HomeTechnologies) FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationof FCCID:ULE-EF699A PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName Blockdiagram, Schematic, OperationalDescription Blockdiagram.pdf, Schematic.pdf, OperationalDescription.pdf Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,wealsorequest temporaryconfidentialtreatmentofinformationaccompanyingthisapplicationasoutlinedbelow: Short-termconfidentialityrequested:180days ExhibitTypeFileName Internalphotos, Testsetupphotos, UserManual Internalphotos.pdf, Testsetupphotos.pdf, UserManual.pdf Sincerely, 2026.04.21 DavdCLyons/VPR&DHHT Hearth&HomeTechnologies

Label Productname:ElectricFireplace Model(HVIN):SF-ALLH42 FCCID:ULE-EF699A IC:6732A-EF699A labellocation

FCCID:ULE-EF699A RFEXPOSUREEVALUATION AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatethe environmentimpactofhumanexposuretoradiofrequency(RF)Radiationasspecifiedin §1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) Power Density(mW/cm 2 ) AverageTime (A)LimitsforOccupational/ControlExposures 300-1500----F/3006 1500-100000----56 (B)LimitsforGeneralPopulation/UncontrolExposures 300-1500----F/15006 1500-100000----130 11.1Friistransmissionformula:Pd=(Pout*G)\(4*pi*R 2 ) Where Pd=PowerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=Numericgainoftheantennarelativetoisotropicantenna Pi=3.1416 R=distancebetweenobservationpointandcenteroftheradiatorincm PdthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainoftheantennaandtotalpowerinput totheantenna,throughthecalculation,wewillknowthedistancewheretheMPElimitisreached. mW=10^(dBm/10) 11.2MeasurementResult Antennagain:2.54dBi; R=20cm WIFI OperationFrequency:2412MHz-2462MHz; Channel Freq. (MHz) modulation Measured power (dBm) Tune-up power (dBm) Max tune-up power (dBm) Antenna Gain Numeric Evaluationresult (mW/cm2) Powerdensity Limits (mW/cm2) 2412 802.11b 22.9222.00±123.002.540.0712408561 243723.1123.00±124.002.540.0896869241 246222.9122.00±123.002.540.0712408561 2412 802.11g 22.0522.00±123.002.540.0712408561 243722.4322.00±123.002.540.0712408561 246222.4722.00±123.002.540.0712408561 2412 802.11n20 22.7922.00±123.002.540.0712408561 243722.8322.00±123.002.540.0712408561 246222.7822.00±123.002.540.0712408561 ***EndofReport***

ReportNo.ENB2602280013W00301RPage1of68Ver.1.0 TESTREPORT ProductName:ElectricFireplace ModelNumber:SF-ALLH36,SF-ALLH42,SF-ALLP50, SF-ALLP60,SF-ALLP72 FCCID:ULE-EF699A IC:6732A-EF699A Preparedfor:Hearth&HomeTechnologies Address:800W.JeffersonStreet,Lake,Minnesota,United States(55041) Preparedby:EMTEK(NINGBO)CO.,LTD. Address:No.8,Building8,Lane216,QingyiRoad,Ningbo High-TechZone,Ningbo,Zhejiang,China Tel:+86-574-27907998 Fax:+86-574-27721538 ReportNumber:ENB2602280013W00301R Date(s)ofTests:February26,2026toMarch26,2026 Dateofissue:March27,2026 $二维码$ ReportNo.ENB2602280013W00301RPage2of68Ver.1.0 TABLEOFCONTENTS 1TESTRESULTCERTIFICATION........................................................................................................................3 2EUTTECHNICALDESCRIPTION......................................................................................................................5 3SUMMARYOFTESTRESULT.............................................................................................................................6 4TESTMETHODOLOGY........................................................................................................................................7 4.1GENERALDESCRIPTIONOFAPPLIEDSTANDARDS...............................................................................7 4.2MEASUREMENTEQUIPMENTUSED...........................................................................................................7 4.3DESCRIPTIONOFTESTMODES...................................................................................................................8 5FACILITIESANDACCREDITATIONS...............................................................................................................9 5.1FACILITIES........................................................................................................................................................9 5.2EQUIPMENT.....................................................................................................................................................9 5.3LABORATORYACCREDITATIONSANDLISTINGS...................................................................................9 6TESTSYSTEMUNCERTAINTY........................................................................................................................10 7SETUPOFEQUIPMENTUNDERTEST...........................................................................................................11 7.1RADIOFREQUENCYTESTSETUP1...........................................................................................................11 7.2RADIOFREQUENCYTESTSETUP2...........................................................................................................11 7.3CONDUCTEDEMISSIONTESTSETUP......................................................................................................14 7.4BLOCKDIAGRAMCONFIGURATIONOFTESTSYSTEM......................................................................15 7.5SUPPORTEQUIPMENT.................................................................................................................................15 8TESTREQUIREMENTS......................................................................................................................................16 8.1DTS6DBBANDWIDTH.................................................................................................................................16 8.2DTS99%BANDWIDTH..................................................................................................................................20 8.3MAXIMUMPEAKCONDUCTEDOUTPUTPOWER.................................................................................24 8.4MAXIMUMPOWERSPECTRALDENSITY................................................................................................26 8.5UNWANTEDEMISSIONSINNON-RESTRICTEDFREQUENCYBANDS..............................................30 8.6RADIATEDSPURIOUSEMISSION..............................................................................................................43 8.7CONDUCTEDEMISSIONTEST....................................................................................................................61 8.8ANTENNAAPPLICATION.............................................................................................................................68 ReportNo.ENB2602280013W00301RPage3of68Ver.1.0 1TESTRESULTCERTIFICATION Applicant:Hearth&HomeTechnologies Address:800W.JeffersonStreet,Lake,Minnesota,UnitedStates(55041) Manufacturer:NingboRichenElectricalApplianceCo.,Ltd. Address:No.19YongdingheRoad,Xiapu,Beilun,Ningbo,315807Zhejiang,P.R.China EUT:ElectricFireplace ModelName:SF-ALLH36,SF-ALLH42,SF-ALLP50,SF-ALLP60,SF-ALLP72 Trademark:N/A MeasurementProcedureUsed: APPLICABLESTANDARDS STANDARDTESTRESULT FCC47CFRPart2,SubpartJ FCC47CFRPart15,SubpartC PASS ICRSS-GEN,Issue5(04-2018)+A1(03-2019)+A2(02-2021) ICRSS-247Issue4(07-2025) PASS TheaboveequipmentwastestedbyEMTEK(NINGBO)CO.,LTD.Thetestdata,dataevaluation,test procedures,andequipmentconfigurationsshowninthisreportweremadeinaccordancewiththe proceduresgiveninANSIC63.10(2020)andtheenergyemittedbythesampleEUTtestedasdescribed inthisreportisincompliancewiththerequirementsofFCCRulesPart2,Part15.247,ICRSS-247Issue 4andICRSS-GEN,Issue5. Thetestresultsofthisreportrelateonlytothetestedsampleidentifiedinthisreport. DateofTest:February26,2026toMarch26,2026 Preparedby: WKLuo/Engineer Reviewer: JuneGao/Supervisor Approved&AuthorizedSigner: TonyWei/Manager ReportNo.ENB2602280013W00301RPage4of68Ver.1.0 ModifiedHistory VersionReportNo.RevisionDateSummary /ENB2602280013W00301R/OriginalReport ReportNo.ENB2602280013W00301RPage5of68Ver.1.0 2EUTTECHNICALDESCRIPTION Characteristics Description Product: ElectricFireplace ModelNumber: SF-ALLH36,SF-ALLH42,SF-ALLP50,SF-ALLP60,SF-ALLP72 TestSampleS/N:N/A VariantNumber:N/A IEEE802.11WLAN ModeSupported: 802.11b 802.11g 802.11n(20MHzchannelbandwidth) Modulation: DSSSw…

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AntennaSpecification Manufacture：TUYA ProductName：WBR3Antenna AntennaType：PCB TestDate：2021.05.20 Testedby：LongWang Approvedby：Licco Content 1.GeneralDescription.................................................................................1 2.TestConfigurations...................................................................................2 2.1TestEnvironment............................................................................2 2.2TestEquipment...............................................................................2 2.3TestPrinciple...................................................................................2 3.TestResults..............................................................................................3 3.1GainandEfficiency..........................................................................3 3.2RadiationPattern............................................................................4 4.AntennaDimensions................................................................................6 5.EUTPhoto................................................................................................6 6.TestSetupPhoto......................................................................................7 1 1.GeneralDescription ManufacturerHangzhouTuyaInformationTechnologyCo.,Ltd Address Room701,Building3,MoreCenter,No.87GuDunRoad, Hangzhou,Zhejiang,China TestLocation Room106,Building3,LetongSciencePark,No.500, QiuyiRoad,BinjiangDistrict,Hangzhou ProductNameWBR3Antenna Productmodel WBR3 AntennaType PCBAntenna TestItems Gain;Efficiency;RadiationPattern TestFrequency 2400-2500MHz TestStandard ANSI/IEEEStd149-1979 2 2.TestConfigurations 2.1TestEnvironment Temperature(°C)25 Humidity(%RH)60 AtmosphericPressure(kPa)100.5 2.2TestEquipment TestSystemTEM24Multi-probeMicrowaveChamber TestInstrumentAgilentE5071B 2.3TestPrinciple 3 3.TestResults 3.1GainandEfficiency Frequency(MHz)PeakGain(dBi)Efficiency(%) 2400 1.6252.29 2410 1.7152.17 2420 1.9353.14 2430 1.9854.16 2440 2.0057.62 2450 2.1759.64 2460 2.4561.55 2470 2.3860.64 2480 2.5462.86 2490 2.3059.85 2500 2.4960.41 4 3.2RadiationPattern Phi02D Phi902D 5 Theta902D 2480MHz3D 6 4.AntennaDimensions 7 6.TestSetupPhoto