2ACP8-N6BONE CONDUCTION HEADPHONE

Shenzhen RDT Digital Technology Co., Ltd.

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Application Details

Equipment Class: DSS - Part 15 Spread Spectrum Transmitter
Date of Grant: Jun 11, 2022
Application Purpose: Original Equipment
Date of Application: Jun 11, 2022
Equipment Note: BONE CONDUCTION HEADPHONE
Frequency Range: 2402.00000000 - 2480.00000000
Company: Shenzhen RDT Digital Technology Co., Ltd.
Country: China

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Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

External Photos

FCCID:2ACP8-N6

Internal Photos

FCCID:2ACP8-N6 ANT

Operational Description

version01 ShenzhenRDTDigitalTechnologyCo.,Ltd. DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:N6,N6S,N28,N9,N30,N5MP3 FCCID:2ACP8-N6 fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsforinternalantennatype(s) describedbelow: Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:ShenzhenRDTDigitalTechnologyCo.,Ltd. Address:4/F,Building2,JiaAnScience&TechnologyPark,Liuxian1stRoad,XinAn Street,67thDistrict,BaoAn, City:Shenzhen ZIP/Postalcode:/ Country:China Place:ShenzhenDate:6/10/2022 Signature: ModelNo.ofantenna:N/A Typeofantenna:CeramicAntenna Gainoftheantenna:2.57dBi Frequencyrange:2402-2480MHz

RF Exposure Info

RFEXPOSUREEVALUATION FCCID:2ACP8-N6 AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum output power (dBm) Tuneup tolerance (dBm) MaxTuneUp Power(dBm) Distance (mm) Calculation results Limit Operating Mode 2402 -3.52-3.52 ±1 -2.52050.1743 GFSK2441 -3.43-3.43 ±1 -2.430 5 0.1793 2480 -2.71-2.71 ±1 -1.710 5 0.2123 2402 -3.86-3.86 ±1 -2.86050.1603 π/4-DQPSK 2441 -3.83-3.83 ±1 -2.830 5 0.1633 2480 -3.46-3.46 ±1 -2.460 5 0.1793 2402 -3.71-3.71 ±1 -2.71050.1663 8DPSK2441 -3.68-3.68 ±1 -2.680 5 0.1693 2480 -3.28-3.28 ±1 -2.280 5 0.1863 Result:NoStandaloneSARtestisrequired.

Test Report

Page1of50 AppendixTestData ReportNo.:18220WC20096501TestSampleNo.:1-2-2 StartTestDate:2022.5.5FinishTestDate:2022.5.9 TestEngineer:Auditor: Temperature:22.6 °C RelativeHumidity:52.9% Pressure:1012hPa AppendixA:20dBEmissionBandwidth TestResult TestModeAntennaChannel 20db EBW[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.9512401.5382402.489---PASS 24410.9482440.5412441.489---PASS 24800.9422479.5382480.480---PASS 2DH5Ant1 24021.3232401.3372402.660---PASS 24411.3172440.3402441.657---PASS 24801.2602479.3702480.630---PASS 3DH5Ant1 24021.3142401.3432402.657---PASS 24411.2812440.3492441.630---PASS 24801.2992479.3492480.648---PASS Page2of50 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page3of50 2DH5_Ant1_2402 2DH5_Ant1_2441 Page4of50 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page5of50 3DH5_Ant1_2480 Page6of50 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaChannel OCB[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict DH5Ant1 24020.89122 2401.55 6 2402.448---PASS 24410.89585 2440.55 4 2441.450---PASS 24800.89051 2479.55 8 2480.448---PASS 2DH5Ant1 24021.1945 2401.40 4 2402.599---PASS 24411.1960 2440.40 3 2441.599---PASS 24801.1888 2479.40 6 2480.595---PASS 3DH5Ant1 24021.2102 2401.38 6 2402.597---PASS 24411.2090 2440.38 9 2441.598---PASS 24801.2044 2479.39 0 2480.595---PASS Page7of50 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page8of50 2DH5_Ant1_2402 2DH5_Ant1_2441 Page9of50 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page10of50 3DH5_Ant1_2480 Page11of50 AppendixC:Maximumconductedoutputpower TestResult TestModeAntennaChannelResult[dBm]Limit[dBm]Verdict DH5Ant1 2402-3.52≤20.97PASS 2441-3.43≤20.97PASS 2480-2.71≤20.97PASS 2DH5Ant1 2402-3.86≤20.97PASS 2441-3.83≤20.97PASS 2480-3.46≤20.97PASS 3DH5Ant1 2402-3.71≤20.97PASS 2441-3.68≤20.97PASS 2480-3.28≤20.97PASS Page12of50 TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page13of50 2DH5_Ant1_2402 2DH5_Ant1_2441 Page14of50 2DH5_Ant1_2480 3DH5_Ant1_2402 3DH5_Ant1_2441 Page15of50 3DH5_Ant1_2480 Page16of50 AppendixD:Carrierfrequencyseparation TestResult TestModeAntennaChannelResult[MHz]Limit[MHz]Verdict DH5Ant1Hop0.902≥0.634PASS 2DH5Ant1Hop1.3≥0.882PASS 3DH5Ant1Hop1.188≥0.876PASS Page17of50 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page18of50 Page19of50 AppendixE:Timeofoccupancy TestResult TestModeAntennaChannel BurstWidth [ms] TotalHops [Num] Result[s]Limit[s]Verdict DH1Ant1Hop0.373120.116≤0.4PASS DH3Ant1Hop1.631590.259≤0.4PASS DH5Ant1Hop2.881070.308≤0.4PASS 2DH1Ant1Hop0.383140.119≤0.4PASS 2DH3Ant1Hop1.631590.26≤0.4PASS 2DH5Ant1Hop2.881110.32≤0.4PASS 3DH1Ant1Hop0.383130.119≤0.4PASS 3DH3Ant1Hop1.631570.256≤0.4PASS 3DH5Ant1Hop2.881130.326≤0.4PASS Page20of50 TestGraphs DH1_Ant1_Hop DH3_Ant1_Hop Page21of50 DH5_Ant1_Hop Page22of50 2DH1_Ant1_Hop 2DH3_Ant1_Hop Page23of50 2DH5_Ant1_Hop Page24of50 3DH1_Ant1_Hop 3DH3_Ant1_Hop Page25of50 3DH5_Ant1_Hop Page26of50 Page27of50 AppendixF:Numberofhoppingchannels TestResult TestModeAntennaChannelResult[Num]Limit[Num]Verdict DH5Ant1Hop79≥15PASS 2DH5Ant1Hop79≥15PASS 3DH5Ant1Hop79≥15PASS Page28of50 TestGraphs DH5_Ant1_Hop 2DH5_Ant1_Hop 3DH5_Ant1_Hop Page29of50 Page30of50 AppendixG:Bandedgemeasurements TestResult TestModeAntennaChNameChannel RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 Low2402-3.95-58.66≤-23.95PASS High2480-3.01-59.64≤-23.01PASS LowHop-3.71-60.21≤-23.71PASS HighHop-3.19-62.18≤-23.19PASS 2DH5Ant1 Low2402-4.93-58.3≤-24.93PASS High2480-5.69-59.74≤-25.69PASS LowHop-4.99-59.02≤-24.99PASS HighHop-4.40-62.3≤-24.4PASS 3DH5Ant1 Low2402-4.56-58.47≤-24.56PASS High2480-4.52-60.17≤-24.52PASS LowHop-6.50-59.92≤-26.5PASS HighHop-7.49-61.91≤-27.49PASS Page31of50 TestGraphs DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop Page32of50 DH5_Ant1_High_Hop 2DH5_Ant1_Low_2402 Page33of50 2DH5_Ant1_High_2480 2DH5_Ant1_Low_Hop 2DH5_Ant1_High_Hop Page34of50 3DH5_Ant1_Low_2402 3DH5_Ant1_High_2480 Page35of50 3DH5_Ant1_Low_Hop 3DH5_Ant1_High_Hop Page36of50 AppendixH:ConductedSpuriousEmission TestResult TestModeAntennaChannel FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 2402 Reference-3.85-3.85---PASS 30~1000-3.85-66.34≤-23.85PASS 1000~26500-3.85-55.31≤-23.85PASS 2441 Reference-4.28-4.28---PASS 30~1000-4.28-69.85≤-24.28PASS 1000~26500-4.28-55.82≤-24.28PASS 2480 Reference-3.37-3.37---PASS 30~1000-3.37-70.08≤-23.37PASS 1000~26500-3.37-55.69≤-23.37PASS 2DH5Ant1 2402 Reference-5.33-5.33---PASS 30~1000-5.33-70.53≤-25.33PASS 1000~26500-5.33-54.86≤-25.33PASS 2441 Reference-4.81-4.81---PASS 30~1000-4.81-70.16≤-24.81PASS 1000~26500-4.81-55.95≤-24.81PASS 2480 Reference-4.53-4.53---PASS 30~1000-4.53-70.51≤-24.53PASS 1000~26500-4.53-54.71≤-24.53PASS 3DH5Ant1 2402 Reference-5.47-5.47---PASS 30~1000-5.47-70.01≤-25.47PASS 1000~26500-5.47-55.05≤-25.47PASS 2441 Reference-4.86-4.86---PASS 30~1000-4.86-70.39≤-24.86PASS 1000~26500-4.86-55.67≤-24.86PASS 2480 Reference-4.22-4.22---PASS 30~1000-4.22-70.27≤-24.22PASS 1000~26500-4.22-55.15≤-24.22PASS Page37of50 TestGraphs DH5_Ant1_2402_0~Reference DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 Page38of50 DH5_Ant1_2441_0~Reference DH5_Ant1_2441_30~1000 Page39of50 DH5_Ant1_2441_1000~26500 DH5_Ant1_2480_0~Reference DH5_Ant1_2480_30~1000 Page40of50 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_0~Reference Page41of50 2DH5_Ant1_2402_30~1000 2DH5_Ant1_2402_1000~26500 2DH5_Ant1_2441_0~Reference Page42of50 2DH5_Ant1_2441_30~1000 2DH5_Ant1_2441_1000~26500 Page43of50 2DH5_Ant1_2480_0~Reference 2DH5_Ant1_2480_30~1000 2DH5_Ant1_2480_1000~26500 Page44of50 3DH5_Ant1_2402_0~Reference 3DH5_Ant1_2402_30~1000 Page45of50 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_0~Reference 3DH5_Ant1_2441_30~1000 Page46of50 3DH5_Ant1_2441_1000~26500 3DH5_Ant1_2480_0~Reference Page47of50 3DH5_Ant1_2480_30~1000 3DH5_Ant1_2480_1000~26500 Page48of50 AppendixI:DutyCycle TestResult TestModeAntennaChannel ONTime [ms] Period [ms] XDC [%] xFactor LimitVerdict DH5Ant124022.873.75 0.765 3 76.531.16---PASS 2DH5Ant124022.883.75 0.768 0 76.801.15---PASS 3DH5Ant124022.893.75 0.770 7 77.071.13---…

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Test Report

ReportNo.:18220WC20096501FCCID:2ACP8-N6Page1of40 Code:AB-RF-05-a FCCTESTREPORT ClientName:ShenzhenRDTDigitalTechnologyCo.,Ltd. Address: 4/F,Building2,JiaAnScience&TechnologyPark,Liuxian 1stRoad,XinAnStreet,67thDistrict,BaoAn,Shenzhen, China ProductName:BONECONDUCTIONHEADPHONE Date:Jun.10,2022 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC20096501FCCID:2ACP8-N6Page2of40 Code:AB-RF-05-a Contents 1.GeneralInformation ............................................................................................................................................... 5 1.1.ClientInformation ....................................................................................................................................... 5 1.2.DescriptionofDevice(EUT) ..................................................................................................................... 5 1.3.AuxiliaryEquipmentUsedDuringTest ................................................................................................... 6 1.4.DescriptionofTestModes ........................................................................................................................ 6 1.5.Listofchannels ........................................................................................................................................... 7 1.6.DescriptionOfTestSetup ......................................................................................................................... 8 1.7.TestEquipmentList .................................................................................................................................... 9 1.8.MeasurementUncertainty ....................................................................................................................... 10 1.9.DescriptionofTestFacility ...................................................................................................................... 10 2.SummaryofTestResults ................................................................................................................................... 11 3.ConductedEmissionTest ................................................................................................................................... 12 3.1.TestStandardandLimit .......................................................................................................................... 12 3.2.TestSetup .................................................................................................................................................. 12 3.3.TestProcedure .......................................................................................................................................... 12 3.4.TestData .................................................................................................................................................... 12 4.RadiationSpuriousEmissionandBandEdge ................................................................................................ 15 4.1.TestStandardandLimit .......................................................................................................................... 15 4.2.TestSetup .................................................................................................................................................. 15 4.3.TestProcedure .......................................................................................................................................... 16 4.4.TestData .................................................................................................................................................... 17 5.MaximumPeakOutputPowerTest .................................................................................................................. 25 5.1.TestStandardandLimit .......................................................................................................................... 25 5.2.TestSetup .................................................................................................................................................. 25 5.3.TestProcedure .......................................................................................................................................... 25 5.4.TestData .................................................................................................................................................... 25 6.20DBOccupyBandwidthTest ........................................................................................................................... 26 6.1.TestStandard ............................................................................................................................................ 26 6.2.TestSetup .................................................................................................................................................. 26 6.3.TestProcedure .......................................................................................................................................... 26 6.4.TestData .................................................................................................................................................... 26 7.CarrierFrequencySeparationTest ................................................................................................................... 27 7.1.TestStandardandLimit .......................................................................................................................... 27 7.2.TestSetup .................................................................................................................................................. 27 7.3.TestProcedure .......................................................................................................................................... 27 7.4.TestData .......................................................................................…

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Test Setup Photos

FCCID:2ACP8-N6 PhotoofConductedEmissionMeasurement PhotoofRadiationEmissionTest