2AQK8-D600TRUE WIRELESS STEREO EARPHONES

FCCID:2AQK8-D600

LabelLocationOnEUT Label FCCID:2AQK8-D600

FCCID:2AQK8-D600 WPTANT(RXonly) BTANT

version01 ChandasungTech(Shenzhen)Co.,Ltd. DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:D60,D59,D56F,D63,D56C,D56E,D66,D65,D62,D59,D58,D56,D45,D69,D69A FCCID:2AQK8-D600 fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor internal antennatype(s) describedbelow: ModelNo.ofantenna:N/A Typeofantenna:Ceramicantenna Gainoftheantenna:1.5dBi Frequencyrange:2402MHz~2480MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:ChandasungTech(Shenzhen)Co.,Ltd. Address:Rm802,BuildingB,ZhonghengshengHigh-techZone,No.3XinyuRoadXinqiao Street,Bao'anDistrict,Shenzhen,China City:Shenzhen ZIP/Postalcode:N/A Country:Chin Place:Shenzhen,China Date:1/19/2021 Signature:

RFEXPOSUREEVALUATION FCCID:2AQK8-D600 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 -1.022 -1.022±1 -0.022 5 0.308 3 BDR 2441 -0.812 -0.812±1 0.188 5 0.3263 2480 1.664 1.664 ±12.66450.5823 2402 -1.565 -1.565±1 -0.565 5 0.272 3 EDR 2441 -1.538 -1.538±1 -0.538 5 0.2763 2480 0.796 0.796 ±11.79650.4763 TestResults:PASS.

Report No.: 18220WC00197201FCC ID: 2AQK8-D600Page 1 of 51 Code:AB-RF-05-a FCC TEST REPORT Client Name:Chandasung Tech (Shenzhen) Co., Ltd. Address: Rm 802, Building B, Zhonghengsheng High-tech Zone, No.3 Xinyu Road Xinqiao Street, Bao'an District, Shenzhen, China Product Name:TRUE WIRELESS STEREO EARPHONES Date:Jan. 18, 2021 Shenzhen Anbotek Compliance Laboratory Limited Report No.: 18220WC00197201FCC ID: 2AQK8-D600Page 2 of 51 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 ........................................................................................................................... 31 6.1. Test Standard ............................................................................................................................................ 31 6.2. Test Setup .................................................................................................................................................. 31 6.3. Test Procedure .......................................................................................................................................... 31 6.4. Test Data .................................................................................................................................................... 31 7. Carrier Frequency Separation Test ................................................................................................................... 35 7.1. Test Standard and Limit .......................................................................................................................... 35 7.2. Test Setup .................................................................................................................................................. 35 7.3. Test Procedure ...........................................................................................…

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FCCID:2AQK8-D600 PhotoofConductedEmissionMeasurement PhotoofRadiationEmissionTest