2ASCB-DW043HLB1443-Inch Outdoor Wall Mounted Non-Touch Digital Signage

D2GGroupLLC Address ： 81CommerceDrive,FallRiver,Massachusetts02720,UnitedStates Date:2026-07-03 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2ASCB-DW043HLB14 (“D2GGroupLLC”)certifiesthat,asofthedateofthefilingoftheapplication,D2GGroup LLCisourdesignatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. (“D2GGroupLLC”)acceptstomaintainanagentfornolessthanoneyearafterthegrantee hasterminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. D2GGroupLLCaccepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:D2GGroupLLC Address:81CommerceDrive,FallRiver,Massachusetts02720,UnitedStates FRN：0028157329 ContactPerson:LynnMcElroy Tel.:8775816818 Email:[email protected] Sincerely, SignedonbehalfofD2GGroupLLCSignedonbehalfofD2GGroupLLC Name:LynnMcElroyName:LynnMcElroy Title:Director,DigitalSolutionsTitle:Director,DigitalSolutions Date:2026-07-03Date:2026-07-03

Rev1/26/2023 D2GGroupLLC FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:06-29-2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2ASCB-DW043HLB14 (“D2GGroupLLC”)certifiesthattheequipmentforwhichauthorizationissoughtisnot“covered” equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules. (“D2GGroupLLC”)certifiesthattheequipmentforwhichauthorizationissoughtdoesnotinclude cybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofitssuccessors andassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446D01Covered EquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, (Applicantsignature)LynnMcElroy (Applicantprintedname) Rev1/26/2023 D2GGroupLLC FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:06-29-2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2ASCB-DW043HLB14 (“D2GGroupLLC”)certifiesthat,asofthedateofthefilingoftheapplication,D2GGroupLLCisnot identifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesoraffiliates)asan entityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname)LynnMcElroy

D2GGroupLLC Date ： 07-03-2026 Product/ModelNumber:43-InchOutdoorWallMountedNon-Touch DigitalSignage/DW043HLB14,DW043HLB FCCID:2ASCB-DW043HLB14 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By:LynnMcElroy ContactListedonFCCWesbite Title:Director,DigitalSolutions Email:[email protected] Telephone:8775816818 Onbehalfof:D2GGroupLLC

D2GGroupLLC OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:June29,2026 Subject;RequestforConfidentiality FCCID:2ASCB-DW043HLB14 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:LynnMcElroy Title:Director,DigitalSolutions

D2GGroupLLC ProductSimilarityDeclaration Productname:43-InchOutdoorWallMountedNon-TouchDigital Signage Modelname:DW043HLB14,DW043HLB FCCID:2ASCB-DW043HLB14 We(D2GGroupLLC)herebystatethatallthemodelsare electricalidenticalincludingthesamesoftwareparameterand hardwaredesign(i.e.,circuitdesign,PCBLayout,RF module/circuit,antennatype(s)andantennalocation,components onPCB,etc.,),samemechanicalstructureanddesign(including productenclosure,materials,etc.,),theonlydifferenceisthe modelnumberandcolor. Signature: Name:LynnMcElroy Title:Director,DigitalSolutions Place,date:FallRiver,2026.07.06

YOUGUANG OPTOELECTRONICS 2026-04-25-001 Handle Antenna VESA Mounting Bracket IR indicator USB port 2.0 On/off switch USB port 3.0 HDMI-IN port AC Power Cord Type-C USB port 2.0 Ambient Light Sensor Speaker Speaker Handle 122 601 1012 9423535 531 35 35 25 51.5 45.5 400 400 43" LCD43" LCD 2 3 4 5 Series No: XXXXXX0001 50.8mm 10mm 89mm 56mm 7.3mm 72.4mm 1 1" 2" RJ45 Port 1 Series No: XXXXXX0001 4 3 5 2 2.26A 250W 43-Inch Outdoor Wall Mounted Non-Touch Digital Signage 2ASCB-DW043HLB14 DW043HLB14 AC 120V 2.26A 250W 43-Inch Outdoor Wall Mounted Non-Touch Digital Signage 2ASCB-DW043HLB14 DW043HLB14 AC 90-132V

FCCID:2ASCB-DW043HLB14 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1091，Unlessspecifically requiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremity SARevaluationforgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnot requiredwhenthecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) 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. TestResultofRFExposureEvaluation Remark： 1.WiFi2.4g,WiFi5gdonottransmitatthesametime BTandwificantransmitatthesametime 2.InthecaseofsimultaneouslaunchesforwifiandBT: TheMaxCalc.Thresholds:BT:000433,WiFi:0.010884 BTandWifi:0.000433+0.010884=0.011314≤1 SoaSARtestisnotrequired Operating Mode Frequency Measured Power Tuneup tolerance Max.Tune upPower Antenna Gain Power Densityat R=20cm Power Density Limit Result (MHz)(dBm)(dBm)(dBm)(dBi)(mW/cm 2 )(mW/cm 2 ) BLE(1M)2402-2480-0.49 0±1 12.38 0.000433 1.0PASS BR&EDR2402-2480-1.26 -1±1 02.38 0.000344 1.0PASS WiFi2.4G2412-246213.9 14±1 152.38 0.010884 1.0PASS WiFi5.1G5180-524011.4111±112-2.070.0019551.0PASS WiFi5.8G5745-58255.175±161.12 0.001025 1.0PASS

Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page1of23 RF Test Data FCC ID:2ASCB-DW043HLB14 Duty Cycle........................................................................................................................................................................2 Maximum Peak Conducted Output Power.......................................................................................................................5 -6dB Bandwidth................................................................................................................................................................8 Occupied Channel Bandwidth........................................................................................................................................11 Maximum Power Spectral Density Level....................................................................................................................... 14 Band Edge......................................................................................................................................................................17 Conducted RF Spurious Emission.................................................................................................................................20 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page2of23 Duty Cycle ConditionModeFrequency(MHz)AntennaDutyCycle(%)CorrectionFactor(dB)1/T(kHz) NVNT BLE 1M2402Ant116.487.839.71 NVNT BLE 1M2440Ant115.368.1410.42 NVNT BLE 1M2480Ant115.448.1110.36 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page3of23 Duty Cycle NVNT BLE 1M 2402MHz Ant1 Duty Cycle NVNT BLE 1M 2440MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page4of23 Duty Cycle NVNT BLE 1M 2480MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page5of23 Maximum Peak Conducted Output Power Conditio n Mod e Frequenc y(MHz) Antenn a Conducte dPower (dBm) Total Conducte dPower (dBm) Total Conducte dPower (W) Limit Conducted(dB m) Verdic t NVNT BLE 1M 2402Ant1-0.49-0.490.0008930Pass NVNT BLE 1M 2440Ant1-1.13-1.130.0007730Pass NVNT BLE 1M 2480Ant1-1.79-1.790.0006630Pass Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page6of23 Peak Power NVNT BLE 1M 2402MHz Ant1 Peak Power NVNT BLE 1M 2440MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page7of23 Peak Power NVNT BLE 1M 2480MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page8of23 -6dB Bandwidth ConditionModeFrequency (MHz) Antenna-6dBBandwidth (MHz) Limit-6dBBandwidth (MHz) Verdict NVNTBLE 1M 2402Ant10.68170.5Pass NVNTBLE 1M 2440Ant10.70990.5Pass NVNTBLE 1M 2480Ant10.71120.5Pass Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page9of23 -6dB Bandwidth NVNT BLE 1M 2402MHz Ant1 -6dB Bandwidth NVNT BLE 1M 2440MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page10of23 -6dB Bandwidth NVNT BLE 1M 2480MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page11of23 Occupied Channel Bandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNTBLE 1M2402Ant11.2011 NVNTBLE 1M2440Ant11.2397 NVNTBLE 1M2480Ant11.2453 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page12of23 OBW NVNT BLE 1M 2402MHz Ant1 OBW NVNT BLE 1M 2440MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page13of23 OBW NVNT BLE 1M 2480MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page14of23 Maximum Power Spectral Density Level ConditionModeFrequency (MHz) AntennaConducted PSD (dBm/3kHz) Total PSD (dBm/3kHz) Limit (dBm/3kHz) Verdict NVNT BLE 1M 2402Ant1-18.1-18.18Pass NVNT BLE 1M 2440Ant1-18.69-18.698Pass NVNT BLE 1M 2480Ant1-19.44-19.448Pass Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page15of23 PSD NVNT BLE 1M 2402MHz Ant1 PSD NVNT BLE 1M 2440MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page16of23 PSD NVNT BLE 1M 2480MHz Ant1 Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page17of23 Band Edge ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE 1M2402Ant1-48.75-20Pass NVNTBLE 1M2480Ant1-53.15-20Pass Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page18of23 Band Edge NVNT BLE 1M 2402MHz Ant1 Ref Band Edge NVNT BLE 1M 2402MHz Ant1 Emission Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page19of23 Band Edge NVNT BLE 1M 2480MHz Ant1 Ref Band Edge NVNT BLE 1M 2480MHz Ant1 Emission Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page20of23 Conducted RF Spurious Emission ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE 1M2402Ant1-44.63-20Pass NVNTBLE 1M2440Ant1-46.16-20Pass NVNTBLE 1M2480Ant1-43.29-20Pass Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page21of23 Tx. Spurious NVNT BLE 1M 2402MHz Ant1 Ref Tx. Spurious NVNT BLE 1M 2402MHz Ant1 Emission Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page22of23 Tx. Spurious NVNT BLE 1M 2440MHz Ant1 Ref Tx. Spurious NVNT BLE 1M 2440MHz Ant1 Emission Report No.:SZNTT26018489E1-1 SZNTT-TR728-0Page23of23 Tx. Spurious NVNT BLE 1M 2480MHz Ant1 Ref Tx. Spurious NVNT BLE 1M 2480MHz Ant1 Emission

Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page1of83 RF Test Data FCC ID:2ASCB-DW043HLB14 Duty Cycle........................................................................................................................................................................2 Maximum Average Conducted Output Power................................................................................................................12 -6dB Bandwidth..............................................................................................................................................................22 Occupied Channel Bandwidth........................................................................................................................................32 Maximum Power Spectral Density Level....................................................................................................................... 42 Band Edge......................................................................................................................................................................52 Conducted RF Spurious Emission.................................................................................................................................65 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page2of83 Duty Cycle ConditionModeFrequency(MHz)AntennaDutyCycle(%)CorrectionFactor(dB)1/T(kHz) NVNTb2412Ant189.780.471.36 NVNTb2437Ant188.920.511.36 NVNTb2462Ant188.920.511.36 NVNTg2412Ant156.312.498.62 NVNTg2437Ant156.312.498.62 NVNTg2462Ant156.312.498.62 NVNTn202412Ant156.312.498.62 NVNTn202437Ant153.272.748.77 NVNTn202462Ant156.312.498.62 NVNTn402422Ant145.783.3913.16 NVNTn402437Ant146.343.3413.16 NVNTn402452Ant145.783.3913.16 NVNTax202412Ant156.312.498.62 NVNTax202437Ant156.312.498.62 NVNTax202462Ant155.882.538.77 NVNTax402422Ant133.334.7713.16 NVNTax402437Ant145.783.3913.16 NVNTax402452Ant145.783.3913.16 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page3of83 Duty Cycle NVNT b 2412MHz Ant1 Duty Cycle NVNT b 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page4of83 Duty Cycle NVNT b 2462MHz Ant1 Duty Cycle NVNT g 2412MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page5of83 Duty Cycle NVNT g 2437MHz Ant1 Duty Cycle NVNT g 2462MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page6of83 Duty Cycle NVNT n20 2412MHz Ant1 Duty Cycle NVNT n20 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page7of83 Duty Cycle NVNT n20 2462MHz Ant1 Duty Cycle NVNT n40 2422MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page8of83 Duty Cycle NVNT n40 2437MHz Ant1 Duty Cycle NVNT n40 2452MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page9of83 Duty Cycle NVNT ax20 2412MHz Ant1 Duty Cycle NVNT ax20 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page10of83 Duty Cycle NVNT ax20 2462MHz Ant1 Duty Cycle NVNT ax40 2422MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page11of83 Duty Cycle NVNT ax40 2437MHz Ant1 Duty Cycle NVNT ax40 2452MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page12of83 Maximum Average Conducted Output Power Conditi on Mod e Frequen cy(MHz) Anten na Conduct edPower (dBm) Duty Fact or (dB) Total Conduct edPower (dBm) Total Conduct edPower (W) Limit Conducted(dB m) Verdi ct NVNTb2412Ant113.430.4713.90.0245530Pass NVNTb2437Ant111.40.5111.910.0155230Pass NVNTb2462Ant113.30.5113.810.0240430Pass NVNTg2412Ant110.452.4912.940.0196830Pass NVNTg2437Ant18.552.4911.040.0127130Pass NVNTg2462Ant110.392.4912.880.0194130Pass NVNT n202412Ant110.62.4913.090.0203730Pass NVNT n202437Ant18.752.7411.490.0140930Pass NVNT n202462Ant110.492.4912.980.0198630Pass NVNT n402422Ant18.043.3911.430.013930Pass NVNT n402437Ant18.013.3411.350.0136530Pass NVNT n402452Ant18.893.3912.280.016930Pass NVNT ax202412Ant110.582.4913.070.0202830Pass NVNT ax202437Ant18.752.4911.240.013330Pass NVNT ax202462Ant110.512.5313.040.0201430Pass NVNT ax402422Ant18.044.7712.810.019130Pass NVNT ax402437Ant18.023.3911.410.0138430Pass NVNT ax402452Ant18.913.3912.30.0169830Pass Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page13of83 Average Power NVNT b 2412MHz Ant1 Average Power NVNT b 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page14of83 Average Power NVNT b 2462MHz Ant1 Average Power NVNT g 2412MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page15of83 Average Power NVNT g 2437MHz Ant1 Average Power NVNT g 2462MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page16of83 Average Power NVNT n20 2412MHz Ant1 Average Power NVNT n20 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page17of83 Average Power NVNT n20 2462MHz Ant1 Average Power NVNT n40 2422MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page18of83 Average Power NVNT n40 2437MHz Ant1 Average Power NVNT n40 2452MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page19of83 Average Power NVNT ax20 2412MHz Ant1 Average Power NVNT ax20 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page20of83 Average Power NVNT ax20 2462MHz Ant1 Average Power NVNT ax40 2422MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page21of83 Average Power NVNT ax40 2437MHz Ant1 Average Power NVNT ax40 2452MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page22of83 -6dB Bandwidth ConditionModeFrequency (MHz) Antenna-6dBBandwidth (MHz) Limit-6dBBandwidth (MHz) Verdict NVNTb2412Ant19.1020.5Pass NVNTb2437Ant19.0920.5Pass NVNTb2462Ant19.540.5Pass NVNTg2412Ant116.210.5Pass NVNTg2437Ant116.20.5Pass NVNTg2462Ant116.160.5Pass NVNTn202412Ant116.70.5Pass NVNTn202437Ant117.20.5Pass NVNTn202462Ant116.910.5Pass NVNTn402422Ant136.060.5Pass NVNTn402437Ant135.830.5Pass NVNTn402452Ant135.250.5Pass NVNTax202412Ant117.130.5Pass NVNTax202437Ant117.280.5Pass NVNTax202462Ant117.040.5Pass NVNTax402422Ant135.840.5Pass NVNTax402437Ant135.120.5Pass NVNTax402452Ant135.440.5Pass Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page23of83 -6dB Bandwidth NVNT b 2412MHz Ant1 -6dB Bandwidth NVNT b 2437MHz Ant1 Report No.:SZNTT26018489E1-3 SZNTT-TR728-0Page24of83 -6dB Bandwidth NVNT b 2462MHz Ant1 -6dB Bandwidth NVNT…

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TESTREPORT FCCID:2ASCB-DW043HLB14 Product: 43-InchOutdoorWallMountedNon-Touch DigitalSignage ModelName:DW043HLB14,DW043HLB Brand: ReportNo.: SZNTT26018489E1-3 Preparedfor D2GGroupLLC 81CommerceDrive,FallRiver,Massachusetts02720,UnitedStates Preparedby ShenzhenNTTTestingTechnologyCo.,Ltd. 1B,Building2,FactoryBuilding&103,Building3,FactoryBuilding,Dayang IndustrialParkNo.4,IndustrialAvenue,TangweiCommunity,FuhaiSub- district,Bao'anDistrict,ShenzhenCity,China TEL:0755-27889935 ReportNo.:ZNTT26018489E1-3 SZNTT-TR830-0Page2of41 Hotline:0755-27889935http://www.ntt-testing.com 1TESTRESULTCERTIFICATION Applicant:D2GGroupLLC Address:81CommerceDrive,FallRiver,Massachusetts02720,UnitedStates Manufacturer:GUANGZHOUYOUGUANGOPTOELECTRONICSCO.,LTD. Address: No.75,PacificInd.Zone,XintangTown,Zengcheng,Guangzhou, China,511340. Productname:43-InchOutdoorWallMountedNon-TouchDigitalSignage Modelname:DW043HLB14 Additionalmodel:DW043HLB Standards:FCCCFR47Part15Section15.247 Testprocedure: ANSIC63.10-2020+Cor.1-2023 KDB558074D0115.247MeasGuidancev05r02April2,2019 Dateoftest:Apri.29,2026toMay15,2026 DateofIssue:May21,2026 ThisdevicedescribedabovehasbeentestedbyNTT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofNTT,thisdocumentmaybe alteredorrevisedbyNTT,personalonly,andshallbenotedintherevisionofthedocument. Preparedby(TestEngineer): ZhaoDi Reviewer(Supervisor): KenWu Approved(Manager): AbelYu ReportNo.:ZNTT26018489E1-3 SZNTT-TR830-0Page3of41 Hotline:0755-27889935http://www.ntt-testing.com Contents Page 1TESTRESULTCERTIFICATION...............................................................................................................................2 2TESTSUMMARY..........................................................................................................................................................5 3GENERALINFORMATION..........................................................................................................................................6 3.1GENERALDESCRIPTIONOFE.U.T.....................................................................................................................6 3.2CHANNELLIST.....................................................................................................................................................7 3.3TESTSITE............................................................................................................................................................8 3.4TESTSETUPCONFIGURATION............................................................................................................................9 3.5TESTMODE.........................................................................................................................................................9 4EQUIPMENTDURINGTEST....................................................................................................................................10 4.1EQUIPMENTSLIST.............................................................................................................................................10 4.2MEASUREMENTUNCERTAINTY.........................................................................................................................12 4.3DESCRIPTIONOFSUPPORTUNITS...................................................................................................................12 5CONDUCTEDEMISSION..........................................................................................................................................13 5.1E.U.T.OPERATION............................................................................................................................................13 5.2EUTSETUP.......................................................................................................................................................13 5.3TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION).................................................................................14 5.4MEASUREMENTPROCEDURE............................................................................................................................14 5.5CONDUCTEDEMISSIONLIMIT...........................................................................................................................14 5.6MEASUREMENTDESCRIPTION..........................................................................................................................15 5.7CONDUCTEDEMISSIONTESTRESULT.............................................................................................................15 6RADIATEDSPURIOUSEMISSIONS......................................................................................................................18 6.1EUTOPERATION...............................................................................................................................................18 6.2TESTSETUP......................................................................................................................................................19 6.3SPECTRUMANALYZERSETUP..........................................................................................................................21 6.4TESTPROCEDURE.............................................................................................................................................22 6.5SUMMARYOFTESTRESULTS...........................................................................................................................23 7DUTYCYCLE...............................................................................................................................................................34 7.1LIMIT.....................................................................................................................…

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ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity, LonggangDistrict,Shenzhen AddressinDongguan:01,16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad,JinFenghuangIndustrial Zone,FenggangTown,Dongguan telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com Acknowledgement SPECIFICATIONFORAPPROVAL CustomerName CUSTOMERNAME: Productname PRODUCTNAME:L46Circular2.4G/5.8GAntenna CustomerDocumentNumber CUSTOMERP/N: ShengdaElectronicsMaterialNumber SDP/N:SDL46WIFI6SJ300REV:A MANUFACTURER SIGNATURE CUSTOMER SIGNATURE CHECKEDBY: APPROVEDBY: DATE: 2023/2/14 ShenzhenShengdaCommunicationEquipmentCo.,Ltd. ShenzhenAddress:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity, LonggangDistrict,Shenzhen;DongguanAddress:16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad, JinfenghuangIndustrialZone,FenggangTown,Dongguan01 telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com Contents ltemDescription 1.---------------------------------------------------------------SpecificationTable 2.--------------------------------------------------FinalProductImage 3.-------------------------------------------------------------- testreport ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity, LonggangDistrict,Shenzhen AddressinDongguan:01,16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad,JinFenghuangIndustrial Zone,FenggangTown,Dongguan telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com 1．1SpecificationTable: MainTechnicalSpecificationsoftheProduct Thekeytechnicalindexes Maintechnicalspecifications FrequencyRa- nge(MHz) 2400-2500/5150-5850 Frequency Range (MHZ) 2400-2500/5150-5850 Characteristicimpedance （Ω） 50Impedance(Ω)50 PeakGain(dBi) 2.5Gain(dBi)2.5 OutputVoltageSt- andingWaveRatio ≤2.2MaxVSWR≤2.2Max CableLength (mm) 300±20LineLLength300±20 CableSpecifications RG174 Cable specification RG174 PolarizationMethod Vertical/HorizontalPolarizationVerticalandhorizontal ConnectionMethod SMAMaleHeadandNeedleConnectorTypeSMAJ-J Physicalproperty PhysicalProperties Materialoftheantennabodyitself ABSAntennaBaseABS Workingtemperature -20°C~+50°COperatingTemp-20°C~+50°C HumidityHumidity95%~100%RH Humidity Humidity95%~100%RH ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity,LonggangDistrict, Shenzhen AddressinDongguan:01,16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad,JinFenghuangIndustrialZone, FenggangTown,Dongguan telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com 2．FinalProductImage ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity,LonggangDistrict, Shenzhen AddressinDongguan:01,16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad,JinFenghuangIndustrialZone, FenggangTown,Dongguan telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com 3.TestReport 31 .:NetworkanalyzerteststhetypicalVSWR ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity,Longgang District,Shenzhen AddressinDongguan:01,16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad,JinFenghuangIndustrialZone, FenggangTown,Dongguan telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com 3.2.DarkRoom2D,3DRadiationPattern ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity,LonggangDistrict, Shenzhen AddressinDongguan:01,16thFloor,Building1,UrbanWisdomValley,No.19JinpengRoad,JinFenghuangIndustrialZone, FenggangTown,Dongguan telephone:0755-89985492 Fax:0755-89916753 URL:www.szsdtx.com PassiveTestFor2.4G FreqEffiEffiGainGainUHISDHISMaxMin Dire ctiv ity Beamw idth AttHAttV (MHz)(%)(dB) (dBi ) (dBd ) (%)(%)(dB)(dB) (dBi ) (3dB)(dB)(dB) 230056.31-2.492.510.3625.54530.7632.51-15.595.01045.5845.42 235058.07-2.362.440.2925.47732.5892.44-13.844.8045.545.31 240057.27-2.422.330.1824.05633.2162.33-13.664.75045.9745.77 245054.91-2.62.20.0522.51332.3932.2-12.154.81045.5445.4 250057.49-2.42.380.2324.2733.2182.38-12.194.79045.8845.75 255056.94-2.452.280.1326.03730.9012.28-18.664.72045.6545.5 260057.23-2.422.20.0527.92629.3042.2-16.394.62045.9545.8 ShenzhenShengdaCommunicationEquipmentCo.,Ltd. Address:Building4,HanguangScienceandTechnologyPark,ZhangbeiChuangye4thRoad,AilianCommunity, LonggangDistrict,Shenzhen A…

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