Description:XY-ABT is a MP3 Bluetooth-compatible Decoder Module.Dual channels audio-signal output. It is ideal for DIY wireless Bluetooth-compatible speakers and transponders.It can work with APP Sinilink which can display can monitor the current voice source and switch Equalizer.100% brand new and high qualityFeatures:1. Audio-input modes.2. Bluetooth-compatible automatic re-connection.3. Dual channel stereo output.4. APP Bluetooth-compatible control.5. Battery charge controller.6. MP3 lossless decoding.Use steps:Choose the right speaker and connect as shown in wiring diagram.Connect to right power supply from input terminal.LED indicator will flashing and it means that module enters pairing mode.And then speak prompt voice and it means that module is waiting for pairing.Turn ON Bluetooth-compatible in phone.Select Bluetooth-compatible device 'XY-ABT' in your Bluetooth-compatible device listing.LED indicator will keep ON and it means that module is successfully connected and is waiting for playing.Module will playing music after select music in phone.LED indicator will keep slowly blinking.Note: It is a music decoder so it needs connect to amplifier and then connect speaker.Play or pause by press button.Open APP Sinilink and register an account if need control by APP.Click the dot on the right.Select 'Con Blu Dev' and then Search Bluetooth.Select devices 'Sinilink-APP' to connect module.User can adjust volume,select next or previous,play/pause and select EQ.Module will speak prompt voice if disconnected.Application:Modified speakerAmplifier equipmentCar Bluetooth-compatible deviceNote:The power amplifier board should be as far away as possible from the WIFI signal (router) avoid signal interference.It is a music decoder so it needs connect to amplifier and then connect speaker.Please don't use too long wires to avoid signal interference.The format of U-disk must be FAT32 and the maximum memory is 32G.The module can charge 3.7V/4.2V lithium battery, but does not support charging or discharging protection function.The micro USB can be used input work voltage if module has connect 3.7V/4.2V rechargeable lithium battery at two power supply pads.It needs input work voltage from two power supply pads if connect a U-disk as audio source.Please read use manual and description before use.Decoder Module only,other accessories demo in the picture is not included.Specification:Product Name:XY-ABT Bluetooth-compatible Decoder ModuleProduct Number:XY-ABTWorking Voltage:DC 5VControl Type:Bluetooth/APP Sinilink ControlAudio-input type:Bluetooth/U-diskBluetooth-compatible version:BLE 5.0Communication distance:15meter(Max)Channel:Dual channel stereo outputWorking Temperature range:-40~85Working Humidity Range:5%-95%RHMaterial: ABSSize: app.3x3cm/1.18x1.18inColor: As the pictures shownQuantity: 1 PcNote:No retail package.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youPackage Contents:1 x Decoder Module