2BD6XYL-191Wireless alarm system

WIRELESSALARMSYSTEM MODELNO:YL-191 Whenthereceivergetawirelesssignalfromonedetector,thechannelindicatorLED willlightfor1hours.Andthealarmsoundstartedfor1minute.Soundoncefor channel1andtwiceforchannel2untilchannel5. Ifrepeatsignaldetectedonsamechannelinonehour.thesignalwillbeignored. Thereceiverhasasoundlevelswitchtoselectaloudorweekalarm. Transmitter1,2,3,4,5 2pcsPIRDETECTOR 5Mdetectingrange 80Mwirelesstransmittingrange 3pcsAABATTERY 5CHANNLRECEIVER 433.92MHzRadiofrequency 1,2,3,4,55CHANAL 5LEDindicating 5differentsoundwarning Soundleveladjusting 3pcsCBATTERY PartA:RF频率发射部分 ET15为433MHz调频发射芯片，工作频率设定为13.56MHZ，当主控MCU 815T-SOP8根据有无人体红外线通过数据脚发送协议给ET15，然后通过高频匹配 电路发出射频。 RFfrequencyemissionpart ET15isa433MHzFMtransmitterchip,theworkingfrequencyissetto13.560MHZ, whenthemaincontrolMCU815T-SOP8sendstheprotocoltoET15throughthedata pinaccordingtothepresenceorabsenceofhumaninfrared,andthensendsthe radiofrequencythroughthehigh-frequencymatchingcircuit. PartB:发射显示部分 主控芯片识别到有人体红外线时，会给ET15发送RF指令协议。 Emissiondisplaysection Whenthemaincontrolchiprecognizesthepresenceofhumaninfrared,itwillsend anRFcommandprotocoltotheET15. PartC:红外识别部分 当有人体通过的时候，PIR对MCU端口电平会产生相应变化 Infraredidentificationsection Whenahumanbodypassesthrough,thePIRwillchangetheleveloftheMCUport accordingly PartD:主控芯片部分 主控MCU815T-SOP8在没有识别到人体红外线时，会进入休眠模式，达到省 电效果；当有人体红外线的时候，MCU会立即唤醒，发送RF指令协议。 Maincontrolchippart TheMCU815T-SOP8willentersleepmodewhenitdoesnotrecognizetheinfrared raysofthehumanbodytosavepower,andwhenthereareinfraredraysofthe humanbody,theMCUwillwakeupimmediatelyandsendRFcommandprotocols. FCCCaution. (1)§15.19Labellingrequirements. Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothe followingtwoconditions:(1)Thisdevicemaynotcauseharmfulinterference,and (2)thisdevicemustacceptanyinterferencereceived,includinginterferencethat maycauseundesiredoperation. §15.21Changesormodificationwarning AnyChangesormodificationsnotexpresslyapprovedbythepartyresponsiblefor compliancecouldvoidtheuser'sauthoritytooperatetheequipment. §15.105Informationtotheuser. Note:Thisequipmenthasbeentestedandfoundtocomplywiththelimitsfora ClassBdigitaldevice,pursuanttopart15oftheFCCRules.Theselimitsare designedtoprovidereasonableprotectionagainstharmfulinterferenceina residentialinstallation.Thisequipmentgeneratesusesandcanradiateradio frequencyenergyand,ifnotinstalledandusedinaccordancewiththe instructions,maycauseharmfulinterferencetoradiocommunications.However, thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.If thisequipmentdoescauseharmfulinterferencetoradioortelevisionreception, whichcanbedeterminedbyturningtheequipmentoffandon,theuseris encouragedtotrytocorrecttheinterferencebyoneormoreof thefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. -Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthe receiverisconnected. -Consultthedealeroranexperiencedradio/TVtechnicianforhelp. RFwarningforMobiledevice: ThisequipmentcomplieswithFCCradiationexposurelimitssetforthforan uncontrolledenvironment.Thisequipmentshouldbeinstalledandoperatedwith minimumdistance20cmbetweentheradiator&yourbody.

Yilin(Ningbo)ElectronicsLtd Address:No.300,Wanchengroad,Ningbo,China Date:2023-12-27 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BD6XYL-191 FRN:0034636548 (“Yilin(Ningbo)ElectronicsLtd”)certifiesthat,asofthedateofthefilingoftheapplication, SUNBEYONDCONSULTINGLTDisourdesignatedU.S.agentforserviceofprocessforthe abovereferencedFCCID.(“Yilin(Ningbo)ElectronicsLtd”)acceptstomaintainanagentfor nolessthanoneyearafterthegranteehasterminatedallmarketingandimportationorthe conclusionofanyCommission-relatedproceedinginvolvingtheequipment. SUNBEYONDCONSULTINGLTDaccepts,asofthedateofthefilingoftheapplication,the obligationofthedesignatedU.S.agentforserviceofprocessfortheabovereferencedFCC ID. DesignatedU.S.AgentInformation: Name:SUNBEYONDCONSULTINGLTD Address:90CANALSTREET,4THFLOOROFFICENO.448,BOSTON,MA2114,United States FRN：0033588823 ContactPerson:MrsYaniesLee Tel.:(309)822-2400 Email:[email protected] Sincerely, Signedonbehalfof（Yilin(Ningbo) ElectronicsLtd） SignedonbehalfofSUNBEYOND CONSULTINGLTD Name:AntonyCalvittoName:MrsYaniesLee Title:ManagerTitle:ComplianceManager Date:2023-12-27Date:2023-12-27

(Yilin(Ningbo)ElectronicsLtd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:December27,2023 FCCID:2BD6XYL-191 Ref.#1:AttestationStatementsPart2.911(d)(5)(i)Filing (“Yilin(Ningbo)ElectronicsLtd”)certifiesthattheequipmentforwhichauthorization issoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Ref.#2:AttestationStatementsPart2.911(d)(5)(ii)Filing (“Yilin(Ningbo)ElectronicsLtd”)certifiesthat,asofthedateofthefilingofthe application,Yilin(Ningbo)ElectronicsLtdisnotidentifiedontheCoveredList (asaspecificallynamedentityoranyofitssubsidiariesoraffiliates)asan entityproducing“covered”equipment. Applicant:Yilin(Ningbo)ElectronicsLtd Address:No.300,Wanchengroad,Ningbo,China ContactPerson: AntonyCalvitto Tel.:13003714307 Email:[email protected] Sincerely, Signature:

Yilin(Ningbo)ElectronicsLtd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:December26,2023 Subject;RequestforConfidentiality FCCID:2BD6XYL-191 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:AntonyCalvitto Title:Manager

1.AntennaDescribe AntennaplatePCBantenna ModelNameYL005 AntennaGain0dBi OperationFrequencyRange433.92MHz ModulatedType1 Dimension25mm+40mm CompanyNameYilin(Ningbo)ElectronicsLtd No.300,Wanchengroad,Ningbo,China 2.Pictureofantenna:

Yilin(Ningbo)ElectronicsLtd Date：December26,2023 ProductModelNumber:YL-191,YL-192 FCCID:2BD6XYL-191 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyORGANIZATION.onourbehalf shallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:manager Email:[email protected] Telephone:13003714307 Onbehalfof:Yilin(Ningbo)ElectronicsLtd

Yilin(Ningbo)ElectronicsLtd ProductSimilarityDeclaration Productname:Wirelessalarmsystem Modelname:YL-191,YL-192 FCCID:2BD6XYL-191 We( Yilin(Ningbo)ElectronicsLtd )herebystatethatallthe modelsareelectricalidenticalincludingthesamesoftwareparameter andhardwaredesign(i.e.,circuitdesign,PCBLayout,RF module/circuit,antennatype(s)andantennalocation,componentson PCB,etc.,),samemechanicalstructureanddesign(includingproduct enclosure,materials,etc.,),theonlydifferenceisthemodelname(if anydifference). Demonstratethedetail(descriptionsandpictures)astothedifference listabove. Theproductonlyhasdifferentmodelsonthelabel,andtherestarethe same. Signature: Name:AntonyCalvitto Title:Manager Place,dateNingbo,December26,2023

FCCID:2BD6XYL-191

FCCIDLABELINGANDLOCATION FCCIDLabel FCCIDLabelLocation Thelabelshownshallbepermanentlyaffixedataconspicuouslocationonthedeviceandbe readilyvisibletotheuseratthetimepurchase(Labelingrequirementsper2.925) Wirelessalarmsystem FCCID:2BD6XYL-191

FCCID:2BD6XYL-191 PCBAntenna

FCCID:2BD6XYL-191 RFExposureEvaluation Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) AccordingtoKDB447498D01GeneralRFExposureGuidancev06,Unlessspecificallyrequiredbythe publishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremitySARevaluationfor generalpopulationexposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm 2 ) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f 2 )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/f 2 )30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r 2 ) Where Pd=powerdensityinmW/cm 2 ,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm 2 .Ifweknowthemaximumgainoftheantennaandthetotalpowerinputto theantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitisreached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleandhighest channelindividually. FCCID:2BD6XYL-191 TestResultofRFExposureEvaluation For433.92MHzMeasurementData Frequency (MHz) Fieldstrength (dBuV/m@3) EIRP (dBm) Maxtune-up (mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result 433.9273.73-21.430.00720.000001431.0PASS Remark:antennagain=0dBi EUT'smoduleismorethan20cmawayfromthehumanbody. EIRP=E Meas +20log(d Meas )-104.7 EIRPistheequivalentisotropicallyradiatedpower,indBm E Meas isthefieldstrengthoftheemissionatthemeasurementdistance,indBuV/m d Meas isthemeasurementdistance,inm EIRP=E+20log(d)-104.7=73.73+9.54-104.7=-21.43dBm Conclusion:NoSARisrequired.

BSLTestingCo.,Ltd.ReportNo.:BSL23112810-P01R01 Page 1 of25 FCCPART15SUBPARTCTESTREPORT FCCPART15.231 ReportReferenceNo........................: FCCID.................................................: BSL23112810-P01R01 2BD6XYL-191 Compiledby (position+printedname+signature) .. : Engineer/CindyZheng Supervisedby (position+printedname+signature)..: Manager/HaleyWen Approvedby (position+printedname+signature) .. : RFManager/VivianJiang Dateofissue.........................................:December14,2023 TestingLaboratoryName..............:BSLTestingCo.,Ltd. Address.................................................: 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname...............................: Yilin(Ningbo)ElectronicsLtd Address ................................................. :No.300,Wanchengroad,Ningbo,China Testspecification .............................. : Standard................................................: FCCPart15.231 BSLTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongastheBSL TestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.BSLTestingCo.,Ltd. takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader'sinterpretation ofthereproducedmaterialduetoitsplacementandcontext. Testitemdescription ........................ :Wirelessalarmsystem TradeMark............................................:N/A Manufacturer.........................................:Yilin(Ningbo)ElectronicsLtd Model/Typereference.........................:YL-191 ListedModels......................................:YL-192 Ratings ................................................... :ASK Modulation ........................................... :433.92MHz Frequency..............................................DC4.5VFromBattery Result.....................................................:PASS BSLTestingCo.,Ltd.ReportNo.:BSL23112810-P01R01 Page 2 of25 TESTREPORT Equipmentunder Test : Wirelessalarmsystem Model/Type: YL-191 ListedModels:YL-192 ModelDeclaration :PCBboard,structureandinternalofthesemodel(s)arethesame, Sonoadditionalmodelsweretested. Applicant: Yilin(Ningbo)ElectronicsLtd Address: No.300,Wanchengroad,Ningbo,China Manufacturer: Yilin(Ningbo)ElectronicsLtd Address:No.300,Wanchengroad,Ningbo,China TestResult : PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. BSLTestingCo.,Ltd.ReportNo.:BSL23112810-P01R01 Page 3 of25 Contents 1TESTSTANDARDS ........................................................................................................................................... 4 2SUMMARY................................................................................................................................................................5 2.1GeneralRemarks.........................................................................................................................................................5 2.2ProductDescription...................................................................................................................................................5 2.3EquipmentUnderTest...............................................................................................................................................5 2.4ShortdescriptionoftheEquipmentunderTest(EUT) ..................................................................................... 5 2.5BlockDiagramofTestSetup ................................................................................................................................... 5 2.6SpecialAccessories...................................................................................................................................................5 2.7RelatedSubmittal(s)/Grant(s)...............................................................................................................................6 2.8Modifications................................................................................................................................................................6 3TESTENVIRONMENT.....................................................................................................................................7 3.1Addressofthetestlaboratory ................................................................................................................................. 7 3.2TestFacility ................................................................................................................................................................... 7 3.3Environmentalconditions.........................................................................................................................................7 3.4Summaryofmeasurementresults.........................................................................................................................8 3.5Statementofthemeasurementuncertainty........................................................................................................8 3.6EquipmentsUsedduringtheTest..........................................................................................................................9 4TESTCONDITIONSANDRESULTS ................................................................................................ 11 4.1ACPowerConductedEmission ............................................................................................................................ 11 4.2RadiatedEmission....................................................................................................................................................12 4.320dBBandwidth........................................................................................................................................................18 4.4Deactivat…

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FCCID:2BD6XYL-191