2BACK-B28Wireless Bluetooth remote control
Guangzhou Aoli Electronic Technology Co., Ltd
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Application Details
- Equipment Class
- DTS - Digital Transmission System
- Date of Grant
- Mar 04, 2023
- Application Purpose
- Original Equipment
- Date of Application
- Mar 02, 2023
- Equipment Note
- Wireless Bluetooth remote control
- Frequency Range
- 2402.00000000 - 2480.00000000
- Country
- China
Documents & Files
Document Text
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
Users Manual
Ver2.0 Remotecontrolmanual Productintroduction Productname：Bluetoothvoiceremotecontrol modelnumber：ALRC28 Function：Bluetooth、IR、Voicefunction ◎Productpicture Ver2.0 Ver2.0 一、softwarefunction 二、1.1Pairingandmismatch Atthesametime,pressandholdtheremotecontrollerfor“←”和“VOL-”3 seconds,Theremotecontrollerliststhepairinginformation,entersthepairingmode, andtheflashingfrequencyoftheredlightinthepairingprocessis2Hz . Intheactualpairingprocess,andthepairingdistanceis20cmto1.5meters.If pairingissuccessful,theredlightoftheremotecontrolstaysonfor3seconds;if pairingfailsafter30seconds,thereddotgoesoutEquipmentname:‘RC-28' Duringfactorytest,afterthetestisfinished,thetestsoftwarewillissueacommand toclearthepairinginformationoftheremotecontroller. 1.2Backconnection KeeptheremotecontrolconnectedwiththeTsetat4mforatleast1hourwithout disconnection;WhenthereispairinginformationandtheBluetoothconnectionis disconnected,Pressthe"powerkey"and"pairingcombinationkey"tonotsendthe backconnectionbroadcast.Anyotherkeysendsthebackconnectionbroadcastfor5 seconds,thebackconnectionissuccessful,andtheindicatorflashesfor3times. 1.3Sleepandwakeup Withoutanydatainteraction,theremotecontrolkeepsconnectedfor1hourand thenentersintothestateofsleepdisconnection,pressanykeytowakeuptheremote control,ifstillconnected,thensendthecorrespondingkeyBluetoothcodevalue;If youhaveenteredtheBluetoothconnectiondisconnectstate,youwillenterthe back-connectstate.Aftersuccessfulconnection,Pressanykeytosendthe correspondingBluetoothcodevalue . 1.4OTA WhentheTVisturnedon,theupgradefileoftheremotecontrollerisdetected.If theupgradefileexiststheremotecontrollerperformsOTAupgrade,andLEDlights flashasbreathlights.Atthistime,theremotecontrollercantbeused,andanybuttons don'trespond.Aftertheupgradeissuccessful,theLEDlightstopsflashing,andthe remotecontrollercanbeusednormallyatthistime.Iftheupgradefails,itwillbe detectedandupgradedagainatthenextboot.AfterOTAfails,theLEDlightstops flashing. Andtheremotecontrollerreturnstotheoldversionfornormaloperation . 1.5Lowvoltageprompt Whenthebatterypowerislowerthan2.4V,Everytimetheuserpressesakey,Press anykey,theredlightflashesfor3s,andthefrequencyis1Hz. 1.6 Press"volume-"foralongtime,andtheremotecontrolentersthesinglecarrier Ver2.0 mode.Thetransmissionfrequencyis2440MHzthetransmissiontimeis20seconds, andthepoweristhesinglecarrierwiththemaximumpowerofthechip. Release"volume-"andexitthesinglecarriermode. 1.7指Indicatorstatus InfraredmodeKeyKeysdonotlightup BluetoothmodKeyKeysdonotlightup Pair Pair RedLedblinkingtime:30s Frequency:2Hz PairingsucceededTheredlightisalwaysonfor3s PairingfailedTheredlightgoesout Lowvoltage state Key Pressanyredlighttoflashfor3s Frequency:1Hz 1.8Multi-keydoesnotsendcode Multi-keyno-codefunctionisnotrequired.. FCC ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimits aredesignedtoprovidereasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgeneratesusesandcan radiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradio communications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmful interferencetoradioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrect theinterferencebyoneormoreofthefollowingmeasures: --Reorientorrelocatethereceivingantenna. --Increasetheseparationbetweentheequipmentandreceiver. --Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected. --Consultthedealeroranexperiencedradio/TVtechnicianforhelp. Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived,includinginterferencethatmaycause undesiredoperation. Changesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser'sauthoritytooperatetheequipment *RFwarningforPortabledevice: ThedevicehasbeenevaluatedtomeetgeneralRFexposurerequirement.Thedevicecanbeusedi nportableexposureconditionwithoutrestriction.
External Photos
ModelNo.: B28
Internal Photos
ModelNo.: B28
RF Exposure Info
RFExposureevaluation Accordingto447498D04InterimGeneralRFExposureGuidancev01 Antgain=2dBi MaxOutputpower=0.215dBm@BLE1M@2480MHz ERP=0.215dBm+2dBi-2.15=0.065dBm So worsecase ： 10^0.0215=1.050mW<2.72mW ComplywithRFexposureexemptionlimit.
Test Report
2dBi 2400 2450 2500 -1.72156 -0.845703 -0.676268 -29.8819 -0.844965 -0.676356 -8.39625 -7.93152 -6.78931 2400 2450 2500 -6.1620 -3.7062 -2.32131 -23.9521 -26.5628 -30.2595 -13.0187 -10.6642 -9.70265
Test Report
Page 1 of 59 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd. Add:No.41,SouthofBeihuanRoad,ShangwuCommunity,ShiyanSubdistrict,Bao’anDistrict,Shenzhen,Guangdong,China Tel:+86-755-23059481Email:[email protected] TESTREPORT ProductName: WirelessBluetoothremotecontrol BrandMark: N/A ModelNo.: B28 FCCID: 2BACK-B28 ReportNumber: BLA-EMC-202302-A2002 DateofSampleReceipt: 2023/2/15 DateofTest: 2023/2/16to2023/2/21 DateofIssue: 2023/2/22 TestStandard: 47CFRPart15,SubpartC15.247 TestResult:Pass Preparedfor: GuangzhouAoliElectronicTechnologyCo.,Ltd 101,No.1,BaiyunRoadEast,FenghuangVillage,HuaduDistrict, GuangzhouCity,GuangdongProvince Preparedby: BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd. No.41,SouthofBeihuanRoad,ShangwuCommunity,ShiyanSubdistrict, Bao’anDistrict,Shenzhen,Guangdong,China TEL:+86-755-23059481 Compiledby:Reviewby: Approvedby:Date:2023/2/22 ReportNo.:BLA-EMC-202302-A2002 Page 2 of 59 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] REPORTREVISERECORD VersionNo.DateDescription 002023/2/22Original ReportNo.:BLA-EMC-202302-A2002 Page 3 of 59 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] TABLEOFCONTENTS 1TESTSUMMARY..............................................................................................................................................5 2GENERALINFORMATION...............................................................................................................................6 3GENERALDESCRIPTIONOFE.U.T................................................................................................................6 4TESTENVIRONMENT......................................................................................................................................7 5TESTMODE......................................................................................................................................................7 6MEASUREMENTUNCERTAINTY....................................................................................................................7 7DESCRIPTIONOFSUPPORTUNIT................................................................................................................8 8LABORATORYLOCATION..............................................................................................................................8 9TESTINSTRUMENTSLIST..............................................................................................................................9 10CONDUCTEDBANDEDGESMEASUREMENT.........................................................................................11 10.1LIMITS......................................................................................................................................................................11 10.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................11 10.3TESTDATA..................................................................................................................................................................12 11RADIATEDSPURIOUSEMISSIONS............................................................................................................13 11.1LIMITS......................................................................................................................................................................13 11.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................14 11.3PROCEDURE.............................................................................................................................................................14 11.4TESTDATA..................................................................................................................................................................16 12ANTENNAREQUIREMENT..........................................................................................................................24 12.1CONCLUSION...............................................................................................................................................................24 13RADIATEDEMISSIONSWHICHFALLINTHERESTRICTEDBANDS.....................................................25 13.1LIMITS......................................................................................................................................................................25 13.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................26 13.3PROCEDURE.............................................................................................................................................................26 13.4TESTDATA..................................................................................................................................................................28 14CONDUCTEDSPURIOUSEMISSIONS.......................................................................................................32 14.1LIMITS......................................................................................................................................................................32 14.2BLOCKDIAGRAMOFTESTSETUP............................................................................................................................32 14.3TESTDATA..................................................................................................................................................................33 ReportNo.:BLA-EMC-202302-A2002 Page 4 of 59 BlueAsiaTechnicalServices(Shenzhen)Co.,Ltd.Tel:+86-755-23059481Email:[email protected] 15POWERSPECTRUMDENSITY......................…
Text truncated - open the document above for the full version.
Test Setup Photos
RadiatedSpuriousEmissions
Contact Information
Applicant
xie venus
Test Firm
BlueAsia of Technical Services (Shenzhen)Blue Zheng
[email protected]+86 755-23059481-815
Technical Specifications
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15C | 2.40 GHz - 2.48 GHz | 1.05 mW |