2BGC3-DEN02Smart Alarm Clock

Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

shenzhenshishenrongdianzikejiyouxiangongsi CERTIFICATIONSCONCERNING“COVERED”EQUIPMENT Signature PrintedName:yanqionglan Company:shenzhenshishenrongdianzikejiyouxiangongsi JobTitle:GeneralManager Email:[email protected] Telephone:1581743530 Date: 2024-5-24 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, Maryland 21046 FCC ID: 2BGC3-DEN02 To Whom It May Concern: As required by section2.911(d)(5)(i),[shenzhenshishenrongdianzikejiyouxiangongsi] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. As required by section 2.911(d)(5)(ii), [shenzhenshishenrongdianzikejiyouxiangongsi] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered” equipment. Thank you for your attention to this matter. Sincerely yours, 3

shenzhenshishenrongdianzikejiyouxiangongsi LETTEROFAGENCY Date:2024-5-24 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,Maryland21046 FCCID:2BGC3-DEN02 ToWhomItMayConcern: Wecertifythatwearenotsubjecttodenialoffederalbenefits,thatincludesFCCbenefits, pursuanttoSection5301oftheAnti-DrugAbuseACTof1988,U.S.C.862.Further,no party,asdefinedin47CFR1.2002(b),totheapplication,issubjecttodenialoffederal benefits,thatincludesFCCbenefits. Thankyouforyourattentiontothismatter. Sincerelyyours, Signature PrintedName:yanqionglan Company:shenzhenshishenrongdianzikejiyouxiangongsi JobTitle:GeneralManager Email:[email protected] Telephone:15817435303

shenzhenshishenrongdianzikejiyouxiangongsi RequestforLong-TermConfidentialityLetter-FCC Date:2024-5-24 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,Maryland21046 Re:RequestforLong-Termconfidentiality FCCID:2BGC3-DEN02 Towhomitmayconcern, Weherebyrespectfullyrequestthatundertheprovisionof47CFR0.459and0.457(d)the documentslistedbelowandattachedwiththisapplicationforcertificationbeprovidedwithLong- Termconfidentialstatus.  Schematics.pdf  OperationalDescription.pdf FrequencyBlockDiagrams.pdf Anyexhibit/informationforwhichwehaverequestedconfidentiality,butwhichmaynotbe accordedsuchtreatmentbytheFCC,shouldbereturnedtous. Thedocumentslistedabovecontaintradesecretsthataretreatedasconfidentialbyus. Substantialcompetitiveharmtouscouldresultshouldtheybemadeavailabletothepublic. Sincerelyyours, Signature PrintedName:yanqionglan Company:shenzhenshishenrongdianzikejiyouxiangongsi JobTitle:GeneralManager Email:[email protected] Telephone:15817435303

Detailsof: Externalview Detailsof: Externalview Detailsof: Externalview Detailsof: Powerinputterminalview Detailsof: Externalview Detailsof: Externalview Detailsof: Externalview Detailsof: Powerinputterminalview

Smart Alarm Clock Model：DE-N02 Input：5V 1A FCC ID：2BGC3-DEN02 Made in China 15.9mm 24.9mm 26.6mm 26.2mm

Detailsof: Internalview Detailsof: PCBcomponentsview Detailsof BT Antenna : PCBcomponentsview Detailsof: Internalview Detailsof BLE Antenn : PCBcomponentsview Detailsof: PCBcomponentsview Detailsof: Batterypackview Detailsof: Batterypackview Detailsof: PCBcomponentsview Detailsof: PCBcomponentsview Detailsof: PCBcomponentsview Detailsof: PCBcomponentsview Detailsof: Speakerview ---END---

FCCID:2BGC3-DEN02 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, ForBT MaxPower(dBm)MaxPower(mW)Frequency(MHz)Min.distance(mm)Calc.thresholdslimit 1.331.35824805 0.421 3.0 ForBLE MaxPower(dBm)MaxPower(mW)Frequency(MHz)Min.distance(mm)Calc.thresholdslimit 1.441.39324025 0.432 3.0 TheBTclassicantennaandBLEantennacannottransmitsimultaneously.. SoaSARtestisnotrequired

Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 1 of 44 FCCPART15C MeasurementandTestReport For shenzhenshishenrongdianzikejiyouxiangongsi FCCID:2BGC3-DEN02 FCCRule(s)/Methods: FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 ProductDescription: SmartAlarmClock Trademark / Model/Typereference.:DE-N02 ReportNo.:BSL2405208275096F-2 Dateofreceiptoftestitem:May7,2024 Dateofsampling:May9,2024 TestedDate:May14,2024toJun19,2024 IssuedDate:Jun20,2024 TestedBy: LrisYao/Engineer ReviewedBy: LeviXiao/EMCManager Approved&AuthorizedBy: SalonOuyang/PSQManager BSLTestingCo.,LTD. 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict,Shenzhen,Shiyan Street,Bao'anDistrict,Shenzhen,Guangdong,518052,People’sRepublicofChina Tel:400-882-9628Fax:86-755-26508703 BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 2 of 44 TableofContents Page 1.VERSION4 2.SUMMARYOFTESTRESULTS5 2.1TESTFACILITY6 2.2MEASUREMENTUNCERTAINTY6 3.GENERALINFORMATION7 3.1GENERALDESCRIPTION7 3.2DESCRIPTIONOFTESTMODES9 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED9 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)9 3.5EQUIPMENTSLISTFORALLTESTITEMS10 4.EMCEMISSIONTEST12 4.1CONDUCTEDEMISSIONMEASUREMENT12 4.1.11POWERLINECONDUCTEDEMISSIONLIMITS12 4.1.2TESTPROCEDURE12 4.1.3DEVIATIONFROMTESTSTANDARD12 4.1.4TESTSETUP13 4.1.5EUTOPERATINGCONDITIONS13 4.1.6TESTRESULTS13 4.2RADIATEDEMISSIONMEASUREMENT14 4.2.1RADIATEDEMISSIONLIMITS16 4.2.2TESTPROCEDURE17 4.2.3DEVIATIONFROMTESTSTANDARD17 4.2.4TESTSETUP17 4.2.5EUTOPERATINGCONDITIONS18 5.RADIATEDBANDEMISSIONMEASUREMENT23 5.1TESTREQUIREMENT:23 5.2TESTPROCEDURE23 5.3DEVIATIONFROMTESTSTANDARD23 5.4TESTSETUP24 5.5EUTOPERATINGCONDITIONS24 5.6TESTRESULT25 6.POWERSPECTRALDENSITYTEST29 6.1APPLIEDPROCEDURES/LIMIT29 6.2TESTPROCEDURE29 6.3DEVIATIONFROMSTANDARD29 6.4TESTSETUP29 BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 3 of 44 TableofContentsPage 6.5EUTOPERATIONCONDITIONS29 6.6TESTRESULTS30 7.CHANNELBANDWIDTH32 7.1APPLIEDPROCEDURES/LIMIT32 7.2TESTPROCEDURE32 7.3DEVIATIONFROMSTANDARD32 7.4TESTSETUP32 7.5EUTOPERATIONCONDITIONS32 7.6TESTRESULTS33 8.PEAKOUTPUTPOWERTEST35 8.1APPLIEDPROCEDURES/LIMIT35 8.2TESTPROCEDURE35 8.3DEVIATIONFROMSTANDARD35 8.4TESTSETUP35 8.5EUTOPERATIONCONDITIONS35 8.6TESTRESULTS36 9.CONDUCTEDBANDEDGEANDSPURIOUSEMISSION37 9.1APPLICABLESTANDARD37 9.2TESTPROCEDURE37 9.3DEVIATIONFROMSTANDARD37 9.4TESTSETUP37 9.5EUTOPERATIONCONDITIONS37 10.ANTENNAREQUIREMENT43 11.TESTSETUPPHOTO44 12.EUTCONSTRUCTIONALDETAILS44 BSL TestingCo.,LTD.ProjectNo.: BSL2405208275096F-2 Page 4 of 44 1. VERSION ReportNo.VersionDescriptionApproved BSL2405208275096F-2Rev.01Initialissueof report Jun 20, 2024 BSL TestingCo.,LTD.ProjectNo.: BSL2405208275096F-2 Page 5 of 44 2. SUMMARYOF TEST RESULTS Test proceduresaccordingto the technicalstandards: FCCPart15(15.247), SubpartC Standard Section Test ItemJudgmentRemark FCCpart 15.203/15.247 (c) AntennarequirementPASS FCCpart 15.207AC PowerLine ConductedEmissionPASS FCCpart 15.247(b)(3)ConductedPeakOutputPowerPASS FCCpart 15.247(a)(2)ChannelBandwidth& 99% OCBPASS FCCpart 15.247(e)PowerSpectralDensityPASS FCCpart 15.247(d) ConducetedBandEdgeand Spurious Emission PASS FCCpart 15.205/15.209SpuriousEmissionPASS NOTE: (1) “N/A ” denotestest is not applicablein this Test Report BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 6 of 44 2.1TESTFACILITY BSLTESTINGCO.,LTD Add.:1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict,Shenzhen,ShiyanStreet, Bao'anDistrict,Shenzhen,Guangdong,518052,People’sRepublicofChina FCCTestFirmRegistrationNumber:562200 DesignationNumber:CN1338 ICRegisteredNo.:11093A DesignationNumber:CN0019 2.2MEASUREMENTUNCERTAINTY Thereporteduncertaintyofmeasurementy±U ， whereexpendeduncertaintyUisbasedonastandard uncertaintymultipliedbyacoveragefactorofk=2，providingalevelofconfidenceofapproximately95 % 。 No.ItemUncertainty 1 3mcamberRadiatedspurious emission(9KHz-30MHz) U=4.5dB 2 3mcamberRadiatedspurious emission(30MHz-1GHz) U=4.8dB 3 3mchamberRadiatedspurious emission(1GHz-6GHz) U=4.9dB 4 3mchamberRadiatedspurious emission(6GHz-40GHz) U=5.0dB 5ConducteddisturbanceU=3.2dB 6RFBandEdgeU=1.68dB 7RFpowerconductedU=1.86dB 8RFconductedSpuriousEmissionU=2.2dB 9RFOccupiedBandwidthU=1.8dB 10RFPowerSpectralDensityU=1.75dB 11humidityuncertaintyU=5.3% 12Temperatureuncertainty U=0.59 °C BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 7 of 44 3.GENERALINFORMATION 3.1GENERALDESCRIPTION Applicant: shenzhenshishenrongdianzikejiyouxiangongsi Addressofapplicant: China,guangdong,shenzhen,longgangqu,bantianjiedaobanxuegang dadao4088haozonghelouAdongB401-07 Manufacturer: ShenZhenShiXiEDianZiYouXianGongSi Addressofmanufacturer: China,518112,GuangDongSheng,ShenZhenShi,LongGangQuJiHua JieDaoGanKengSheQuGanLiLiuLu5HaoMingRiDaSha902 ProductName: SmartAlarmClock ModelNo.: DE-N02 ModelDifferent.: N/A Hardwareversion V1.0 Softwareversion V1.0 SerialNo.: N/A Sample(s)Status:Engineersample OperationFrequency:2402MHz~2480MHz ChannelNumbers:40 ChannelSeparation:2MHz ModulationType:GFSK AntennaType:PCBantenna Antennagain:-0.58dBi Powersupply: DC5V,1A Battery:DC3.7V,2000mAh SWITCHINGPOWER ADAPTER: N/A BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 8 of 44 OperationFrequencyeachofchannel ChannelFrequencyChannelFrequencyChannelFrequencyChannelFrequency 12402MHz112422MHz212442MHz312462MHz 22404MHz122424MHz222444MHz322464MHz 32406MHz132426MHz232446MHz332466MHz 42408MHz142428MHz242448MHz342468MHz 52410MHz152430MHz252450MHz352470MHz 62412MHz162432MHz262452MHz362472MHz 72414MHz172434MHz272454MHz372474MHz 82416MHz182436MHz282456MHz382476MHz 92418MHz192438MHz292458MHz392478MHz 102420MHz202440MHz302460MHz402480MHz Note: Insection15.31(m),regardstotheoperatingfrequencyrangeover10MHz,theLowestfrequency, themiddlefrequency,andthehighestfrequencyofchannelwereselectedtoperformthetest,and theselectedchannelseebelow: ChannelFrequency Thelowestchannel2402MHz Themiddlechannel2440MHz TheHighestchannel2480MHz BSLTestingCo.,LTD.ProjectNo.:BSL2405208275096F-2 Page 9 of 44 3.2DESCRIPTION…

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BSL TestingCo.,LTD.ProjectNo.: BSL2405208275096F-1 Page 1 of 85 FCCPART15C Measurementand Test Report For shenzhenshishenrongdianzikejiyouxiangongsi FCCID: 2BGC3-DEN02 FCC Rule(s)/Methods: FCCCFRTitle 47 Part 15 SubpartC Section15.247 ANSIC63.10:2013 ProductDescription: SmartAlarmClock Trademark N/A Model/Typereference.: DE-N02 ReportNo.: BSL2405208275096F-1 Date of receiptof test item : May 7, 2024 Date of sampling: May 8, 2024 TestedDate: May 14 , 2024to Jun 19, 2024 IssuedDate: Jun 20, 2024 TestedBy: Lris Yao/Engineer ReviewedBy: Levi Xiao/EMCManager Approved& AuthorizedBy: SalonOuyang/ PSQManager BSL TestingCo.,LTD. 1/F, BuildingB, XinshidaiGR Park,ShiyanStreet,Bao'anDistrict,Shenzhen,Shiyan Street,Bao'anDistrict,Shenzhen,Guangdong,518052,People’s Republicof China Tel: 400-882-9628Fax: 86- 755-26508703 BSL TestingCo.,LTD.ProjectNo.: BSL2405208275096F-1 Page 2 of 85 Page 1. VERSION.............................................................4 2. TEST SUMMARY......................................................5 2.1 TESTFACILITY.......................................................6 2.2 MEASUREMENTUNCERTAINTY.......................................6 3. GENERALINFORMATION..............................................7 3.1 GENERALDESCRIPTIONOF EUT.....................................7 3.2 Test SetupConfiguration...............................................8 3.3 SupportEquipment....................................................8 3.4 Test Mode...........................................................10 3.5 EQUIPMENTSLISTFORALL TESTITEMS.............................11 4. EMC EMISSIONTEST.................................................13 4.1 Conductedemissions.................................................13 4.1.1POWERLINECONDUCTEDEMISSIONLimits........................13 4.1.2TESTPROCEDURE................................................13 4.1.3DEVIATIONFROMTESTSTANDARD................................13 4.1.4TESTSETUP......................................................14 4.1.5EUT OPERATINGCONDITIONS.....................................14 4.2 Radiatedemissions...................................................17 4.2.1RadiatedEmissionLimits............................................17 4.2.2TESTPROCEDURE................................................17 4.2.3DEVIATIONFROMTESTSTANDARD................................18 4.2.4TESTSETUP......................................................18 4.2.5EUT OPERATINGCONDITIONS.....................................19 4.2.6TESTRESULTS....................................................20 1GHZ~25GHZ..........................................................23 5. RADIATEDBANDEMISSIONMEASUREMENT..........................29 5.1 Test Requirement:....................................................29 5.2 TESTPROCEDURE..................................................29 5.3 DEVIATIONFROMTESTSTANDARD..................................30 5.4 TESTSETUP........................................................30 5.5 EUT OPERATINGCONDITIONS.......................................30 5.6 TESTRESULT.......................................................31 6. CONDUCTEDBANDEDGEAND SPURIOUSEMISSION..................35 6.1 Limit................................................................35 6.2 Test Setup..........................................................35 6.3 Test procedure.......................................................35 6.4 DEVIATIONFROMSTANDARD.......................................35 6.5 Test Result..........................................................36 7. 20 DB &99%BANDWIDTH..............................................51 7.1 Test Setup..........................................................57 7.2 Limit................................................................57 7.3 Test procedure.......................................................57 7.4 DEVIATIONFROMSTANDARD.......................................57 7.5 Test Result..........................................................58 BSL TestingCo.,LTD.ProjectNo.: BSL2405208275096F-1 Page 3 of 85 8. MAXIMUMPEAKOUTPUTPOWER....................................63 8.1 BlockDiagramOf Test Setup..........................................63 8.2 Limit................................................................63 8.3 Test procedure.......................................................63 8.4 DEVIATIONFROMSTANDARD.......................................63 8.5 Test Result..........................................................63 9. HOPPINGCHANNELSEPARATION....................................64 9.1 Test Setup..........................................................64 9.2 Test procedure.......................................................64 9.3 DEVIATIONFROMSTANDARD.......................................64 9.4 Test Result..........................................................65 10. NUMBEROF HOPPINGFREQUENCY..................................70 10.1 Test Setup.........................................................70 10.2 Test procedure......................................................70 10 .3 DEVIATIONFROMSTANDARD......................................70 10.4 Test Result.........................................................71 11. DWELLTIME........................................................73 11.1 Test Setup.........................................................73 11.2 Test procedure......................................................73 11 .3 DEVIATIONFROMSTANDARD......................................73 11.4 Test Result.........................................................74 12. ANTENNAREQUIREMENT...........................................84 13. TEST SETUPPHOTO................................................85 14. EUT CONSTRUCTIONALDETAILS....................................85 BSL Testing Co.,LTD.Project No.: BSL2405208275096F-1 Page 4 of 85 1. VERSION Report No.VersionDescriptionApproved BSL2405208275096F-1Rev.01Initial issue of report Jun 20, 2024 BSL Testing Co.,LTD.Project N…

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