2AIKE-SM2927Bluetooth speaker

FCCID:2AIKE-SM2927

LabelLocationOnEUT Label ProductName:Bluetoothspeaker ModelNo.:SM2927 FCCID:2AIKE-SM2927 ThisdevicecomplieswithPart15oftheFCCRules. Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)Thisdevicemustacceptanyinterferencereceived, includinginterferencethatmaycauseundesired operation.

FCCID:2AIKE-SM2927 ANT

version01 E-PowerLimited DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:SM2927,EPA28 FCCID:2AIKE-SM2927 fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor internal antennatype(s) describedbelow: ModelNo.ofantenna:N/A Typeofantenna:PCBantenna Gainoftheantenna:3.3dBi Frequencyrange:2402-2480MHzMHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:E-PowerLimited Address:7thFloor,NO.ABuilding,GangzaiHenghongtaiIndustrialPark,Shajing, Bao'anDistrict,Shenzhen,Guangdong,China City:Shenzhen ZIP/Postalcode:/ Country:China Place:ShenzhenDate:7/31/2021 Signature:

RFEXPOSUREEVALUATION FCCID:2AIKE-SM2927 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 2402-1.12-1.12 ±1 -0.1250.3023 GFSK 2441-0.26-0.26±10.7450.3713 2480-0.81-0.81±10.1950.3293 2402-0.13-0.13 ±1 0.8750.3793 Pi/4DQPSK24410.800.80±11.850.4733 24800.130.13±11.1350.4093 24020.270.27 ±1 1.2750.4153 8DPSK24411.171.17±12.1750.5153 24800.610.61±11.6150.4563 TestResults:PASS.

Page 1 of 52 AppendixTestData ProjectNo.:18220WC10147601TestDate:2021.7.2 TestEngineer:Auditor: Temperature:24.5°CRelativeHumidity:56.4% Pressure:1012hPa 1.Bandwidth 1.1OBW 1.1.1TestResult ENVModeTXTypeFrequency(MHz)PacketTypeAnt99%OccupiedBandwidth(MHz)LimitVerdict NTNV GFSKSISO 2402DH510.85/Pass 2441DH510.85/Pass 2480DH510.85/Pass Pi/4DQPSKSISO 24022DH511.17/Pass 24412DH511.17/Pass 24802DH511.17/Pass 8DPSKSISO 24023DH511.74/Pass 24413DH511.18/Pass 24803DH511.18/Pass Page 2 of 52 1.1.2TestGraph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 3 of 52 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 4 of 52 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 5 of 52 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 6 of 52 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 7 of 52 1.220dBBW 1.2.1TestResult ENVModeTXTypeFrequency(MHz)PacketTypeAnt20dBBandwidth(MHz)LimitVerdict NTNV GFSKSISO 2402DH510.95/Pass 2441DH510.96/Pass 2480DH510.95/Pass Pi/4DQPSKSISO 24022DH511.28/Pass 24412DH511.28/Pass 24802DH511.31/Pass 8DPSKSISO 24023DH511.31/Pass 24413DH511.31/Pass 24803DH511.31/Pass Page 8 of 52 1.2.2TestGraph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 9 of 52 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 10 of 52 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 11 of 52 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 12 of 52 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 13 of 52 2.MaximumConductedOutputPower 2.1Power 2.1.1TestResult ENVModeTXType Frequency (MHz) Packet Type MeasuredPeakOutputPower(dBm) Verdict Ant1Limit NTNV GFSKSISO 2402DH5-1.12<=30Pass 2441DH5-0.26<=30Pass 2480DH5-0.81<=30Pass Pi/4DQPSKSISO 24022DH5-0.13<=20.97Pass 24412DH50.80<=20.97Pass 24802DH50.13<=20.97Pass 8DPSKSISO 24023DH50.27<=20.97Pass 24413DH51.17<=20.97Pass 24803DH50.61<=20.97Pass Note1:AntennaGain:Ant1:3.30dBi; Page 14 of 52 2.1.2TestGraph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 15 of 52 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 16 of 52 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 17 of 52 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 18 of 52 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 19 of 52 3.CarrierFrequencySeparation 3.1Ant1 3.1.1TestResult Ant1 ENVMode TX Type Frequency (MHz) Packet Type ChannelSeparation (MHz) 20dBBandwidth (MHz) Limit(MHz)Verdict NTNV GFSKSISOHOPPDH51.000.95>=0.953Pass Pi/4DQPSKSISOHOPP2DH51.121.28>=0.856Pass 8DPSKSISOHOPP3DH51.0051.31>=0.873Pass Page 20 of 52 3.1.2TestGraph GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 21 of 52 8DPSK_3DH5_HOPP_Ant1_NTNV Page 22 of 52 4.NumberofHoppingFrequencies 4.1HoppNum 4.1.1TestResult ENVModeTXTypeFrequency(MHz)PacketType NumofHoppingFrequencies Verdict Ant1Limit NTNV GFSKSISOHOPPDH579>=15Pass Pi/4DQPSKSISOHOPP2DH579>=15Pass 8DPSKSISOHOPP3DH579>=15Pass Page 23 of 52 4.1.2TestGraph GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 24 of 52 8DPSK_3DH5_HOPP_Ant1_NTNV Page 25 of 52 5.TimeofOccupancy(DwellTime) 5.1Ant1 5.1.1TestResult Ant1 ENVMode TX Type Frequency (MHz) Packet Type DurationofSingle Pulse(ms) Observation Period(s) NumofPulsein ObservationPeriod Dwell Time(ms) Limit (ms) Verdict NTNV GFSKSISOHOPP DH10.3831.60319119.94<=400Pass DH31.6331.60154251.33<=400Pass DH52.8831.60105302.61<=400Pass Pi/4DQPSKSISOHOPP 2DH10.3931.60319123.13<=400Pass 2DH31.6431.60154252.56<=400Pass 2DH52.8931.6088253.97<=400Pass 8DPSKSISOHOPP 3DH10.3931.60319123.77<=400Pass 3DH31.6431.60159260.44<=400Pass 3DH52.8931.60101291.69<=400Pass Page 26 of 52 5.1.2TestGraph GFSK_DH1_HOPP_Ant1_NTNV GFSK_DH1_HOPP_Ant1_NTNV Page 27 of 52 GFSK_DH3_HOPP_Ant1_NTNV GFSK_DH3_HOPP_Ant1_NTNV Page 28 of 52 GFSK_DH5_HOPP_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV Page 29 of 52 Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV Page 30 of 52 Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV Page 31 of 52 Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 32 of 52 8DPSK_3DH1_HOPP_Ant1_NTNV 8DPSK_3DH1_HOPP_Ant1_NTNV Page 33 of 52 8DPSK_3DH3_HOPP_Ant1_NTNV 8DPSK_3DH3_HOPP_Ant1_NTNV Page 34 of 52 8DPSK_3DH5_HOPP_Ant1_NTNV 8DPSK_3DH5_HOPP_Ant1_NTNV Page 35 of 52 6.UnwantedEmissionsInNon-restrictedFrequencyBands 6.1Ref 6.1.1TestResult ENVModeTXTypeFrequency(MHz) Packet Type AntLevelofReference(dBm)Limit(dBm)Verdict NTNV GFSKSISO 2402DH51-1.27// 2441DH51-0.59// 2480DH51-0.95// Pi/4DQPSKSISO 24022DH51-1.26// 24412DH51-0.29// 24802DH51-0.99// 8DPSKSISO 24023DH51-1.24// 24413DH51-0.27// 24803DH51-0.85// Note1:RefertoFCCPart15.247(d)andANSIC63.10-2020,thechannelcontainsthemaximumPSDlevelwasused toestablishthereferencelevel. Page 36 of 52 6.1.2TestGraph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 37 of 52 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 38 of 52 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 39 of 52 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 40 of 52 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 41 of 52 6.2CSE 6.2.1TestResult ENVModeTXTypeFrequency(MHz) Packet Type AntLevelofReference(dBm)Limit(dBm)Verdict NTNV GFSKSISO 2402DH51-0.59-20.59Pass 2441DH51-0.59-20.59Pass 2480DH51-0.59-20.59Pass HOPPDH51-0.59-20.59Pass Pi/4DQPSKSISO 24022DH51-0.29-20.29Pass 24412DH51-0.29-20.29Pass 24802DH51-0.29-20.29Pass HOPP2DH51-0.29-20.29Pass 8DPSKSISO 24023DH51-0.27-20.27Pass 24413DH51-0.27-20.27Pass 24803DH51-0.27-20.27Pass HOPP3DH51-0.27-20.27Pass Note1:RefertoFCCPart15.247(d)andANSIC63.10-2020,thechannelcontainsthemaximumPSDlevelwasused toestablishthereferencelevel. Page 42 of 52 6.2.2TestGraph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_LCH_2402MHz_Ant1_NTNV Page 43 of 52 GFSK_DH5_MCH_2441MHz_Ant1_NTNV GFSK_DH5_HCH_2480MHz_Ant1_NTNV Page 44 of 52 GFSK_DH5_HCH_2480MHz_Ant1_…

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Report No.: 18220WC10147601FCC ID: 2AIKE-SM2927Page 1 of 42 Code:AB-RF-05-a FCC TEST REPORT Client Name:E-Power Limited Address: 7th Floor, NO.A Building, Gangzai Henghongtai Industrial Park, Shajing, Bao'an District, Shenzhen, Guangdong, China Product Name:Bluetooth speaker Date:Jul. 31, 2021 Shenzhen Anbotek Compliance Laboratory Limited Report No.: 18220WC10147601FCC ID: 2AIKE-SM2927Page 2 of 42 Code:AB-RF-05-a Contents 1. General Information ............................................................................................................................................... 5 1.1. Client Information ....................................................................................................................................... 5 1.2. Description of Device (EUT) ..................................................................................................................... 5 1.3. Auxiliary Equipment Used During Test ................................................................................................... 6 1.4. Description of Test Modes ........................................................................................................................ 6 1.5. List of channels ........................................................................................................................................... 7 1.6. Description Of Test Setup ......................................................................................................................... 8 1.7. Test Equipment List .................................................................................................................................... 9 1.8. Measurement Uncertainty ....................................................................................................................... 10 1.9. Description of Test Facility ...................................................................................................................... 10 2. Summary of Test Results ................................................................................................................................... 11 3. Conducted Emission Test ................................................................................................................................... 12 3.1. Test Standard and Limit .......................................................................................................................... 12 3.2. Test Setup .................................................................................................................................................. 12 3.3. Test Procedure .......................................................................................................................................... 12 3.4. Test Data .................................................................................................................................................... 12 4. Radiation Spurious Emission and Band Edge ................................................................................................ 17 4.1. Test Standard and Limit .......................................................................................................................... 17 4.2. Test Setup .................................................................................................................................................. 17 4.3. Test Procedure .......................................................................................................................................... 18 4.4. Test Data .................................................................................................................................................... 19 5. Maximum Peak Output Power Test .................................................................................................................. 27 5.1. Test Standard and Limit .......................................................................................................................... 27 5.2. Test Setup .................................................................................................................................................. 27 5.3. Test Procedure .......................................................................................................................................... 27 5.4. Test Data .................................................................................................................................................... 27 6. 20DB Occupy Bandwidth Test ........................................................................................................................... 28 6.1. Test Standard ............................................................................................................................................ 28 6.2. Test Setup .................................................................................................................................................. 28 6.3. Test Procedure .......................................................................................................................................... 28 6.4. Test Data .................................................................................................................................................... 28 7. Carrier Frequency Separation Test ................................................................................................................... 29 7.1. Test Standard and Limit .......................................................................................................................... 29 7.2. Test Setup .................................................................................................................................................. 29 7.3. Test Procedure .........................................................................................................................…

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FCCID:2AIKE-SM2927 PhotoofConductedEmissionMeasurement PhotoofRadiationEmissionTest