2AIXC-BTE2-FDWireless earbuds

Rev11/20/07 HONWA(HK)CORPORATIONLIMITED FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2AIXC-BTE2-FD PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName BlockDiagram Schematics OperationalDescription Block SCH OperationalDescription Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. PursuanttoDA04-1705June15,2004oftheCommission’spublicnotice,Wealsorequestingthe commissiontograntshort-termconfidentialityrequestonthefollowingattachmentsuntil180 daysaftertheGrantDateofEquipmentAuthorizations. ExhibitTypeFileName ManualUsermanual Sincerely, TerryWong 2021-04-26

HONWA(HK)CORPORATIONLIMITED FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Date:2020-04-26 SUBJECT:FCCApplicationfor(FCCID:2AIXC-BTE2-FD) ToWhomItMayConcern: We,theundersigned,herebyauthorizeSamLvatEMTEK(DONGGUAN)CO.,LTD.on ourbehalf,toapplytotheFederalCommunicationsCommissiononourequipment.Any andallactscarriedoutbyEMTEK(DONGGUAN)CO.,LTD.onourbehalfshallhavethe sameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, Sincerely, TerryWong Date:2021-04-26

FCCID:2AIXC-BTE2-FD

FCCID:2AIXC-BTE2-FD ANT

RFEXPOSUREEVALUATION EUTSpecification EUTWirelessearbuds ModelNumber BTE2-FD FCCID2AIXC-BTE2-FD Antennagain(Max)0dBi OperationFrequency2402-2480MHz InputRatingDC3.7V ClassificationPer StipulatedTestStandard §15.247(i),§2.1093 KindofDevice:BluetoothVer.5.0 ModulationBT:(GFSK,π/4-DQPSK,8-DPSK) Max.outputpowerBT:-4.26dBm(0.000375W) TestRequirement: Accordingto§15.247(i)and§1.1307(b)(1),systemsoperatingunderthe provisionsofthissectionshallbeoperatedinamannerthatensuresthatthe publicisnotexposedtoradiofrequencyenergylevelinexcessofthe Commission’sguidelines. RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualityforTCBapproval. OneantennaisavailablefortheEUT.Theminimumseparationdistanceis 5mm. BTDSS: Transmit Frequency (MHz) Mode Measure dPower (dBm) Tune upPower (dBm) Maxtuneup power(dBm) Calculation Result 1-g SAR 2.402GFSK-4.39-4±1-30.15535193 2.441GFSK-4.26-4±1-30.15660803 2.480GFSK-7.75-7±1-60.07911453 2.402 Π/4-DQ PSK -4.55-4±1-30.15535193 2.441 Π/4-DQ PSK -4.32-4±1-30.15660803 2.480 Π/4-DQ PSK -7.86-7±1-60.07911453 2.4028-DPSK-4.49-4±1-30.15535193 2.4418-DPSK-4.51-4±1-30.15660803 2.4808-DPSK-7.95-7±1-60.07911453 AccordingtoKDB447498,nostand-alonerequiredforBTantenna,andno simultaneousSARmeasurementisrequired. Signature: SamLv Date:2021-04-26

Report No. ED210413116WPage 1 of 59 Ver.1.0 TEST REPORT Product Name ： Wireless earbuds Model Number ： BTE2-FD FCC ID ： 2AIXC-BTE2-FD Prepared for:HONWA(HK) CORPORATION LIMITED Address:MAOGUANG INDUSTRIAL GURAO TOWN CHAOYANG DISTRICT SHANTOU,CHINA Prepared by:EMTEK (DONGGUAN) CO., LTD. Address:-1&2/F.,Building 2, Zone A, Zhongda Marine Biotechnology Reserch and Development Base, No.9, Xincheng Avenue, Songshanhu High-technology Industrial Development Zone, Dongguan, Guangdong, China TEL: +86-0769-22807078 FAX: +86-0769-22807079 Report Number:ED210413116W Date(s) of Tests:April 13, 2021 to April 23, 2021 Date of issue:April 23, 2021 $ 二维码 $ Report No. ED210413116WPage 2 of 59 Ver.1.0 Table of Contents TEST REPORT................................................................................................................................................................................1 1 TEST RESULT CERTIFICATION................................................................................................................................................3 2 EUT TECHNICAL DESCRIPTION..............................................................................................................................................4 3 SUMMARY OF TEST RESULT................................................................................................................................................... 5 4 TEST METHODOLOGY...............................................................................................................................................................6 4.1 GENERAL DESCRIPTION OF APPLIED STANDARDS................................................................................................... 6 4.2 MEASUREMENT EQUIPMENT USED................................................................................................................................6 4.3 DESCRIPTION OF TEST MODES........................................................................................................................................7 5 FACILITIES AND ACCREDITATIONS......................................................................................................................................8 5.1 FACILITIES............................................................................................................................................................................8 5.2 LABORATORY ACCREDITATIONS AND LISTINGS......................................................................................................8 6 TEST SYSTEM UNCERTAINTY.................................................................................................................................................9 7 SETUP OF EQUIPMENT UNDER TEST...................................................................................................................................10 7.1 RADIO FREQUENCY TEST SETUP 1...............................................................................................................................10 7.2 RADIO FREQUENCY TEST SETUP 2...............................................................................................................................10 7.3 CONDUCTED EMISSION TEST SETUP...........................................................................................................................12 7.4 BLOCK DIAGRAM CONFIGURATION OF TEST SYSTEM...........................................................................................13 7.5 SUPPORT EQUIPMENT......................................................................................................................................................13 8 FREQUENCY HOPPING SYSTEM REQUIREMENTS............................................................................................................14 8.1 STANDARDAPPLICABLE.........................................................................................................................................................14 8.2 EUT PSEUDORANDOMFREQUENCYHOPPINGSEQUENCE..................................................................................................... 14 8.3 EQUALHOPPINGFREQUENCYUSE.........................................................................................................................................15 8.4 FREQUENCYHOPPINGSYSTEM.............................................................................................................................................. 15 9 TEST REQUIREMENTS............................................................................................................................................................. 16 9.1 20DB BANDWIDTH............................................................................................................................................................ 16 9.2 CARRIER FREQUENCY SEPARATION........................................................................................................................... 23 9.3 NUMBER OF HOPPING FREQUENCIES..........................................................................................................................29 9.4 AVERAGE TIME OF OCCUPANCY (DWELL TIME)......................................................................................................31 9.5 MAXIMUM PEAK CONDUCTED OUTPUT POWER......................................................................................................34 9.6 CONDUCTED SUPRIOUS EMISSION...............................................................................................................................40 9.7 RADIATED SPURIOUS EMISSION...................................................................................................................................47 9.8 CONDUCTED EMISSION TEST.........................................................................................................................................56 9.9 ANTENNA APPLICATI…

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FCCID:2AIXC-BTE2-FD