Welcome to our store！</br> 1、Easy to Switch, Multiple Formats Supported: Bluetooth MP3 decoder board supports USB, memory card, Bluetooth, FM switching between switching. Support MP3 WMA WAV FLAC APE format music. 2、USB and Memory Card: Bluetooth MP3 decoder board supports USB and memory card switching, previous, next, volume adjustment, playback or pause. 3、Bluetooth Function: Bluetooth 5.3 sound decoder module supports Bluetooth previous, next, volume adjustment, play or pause, mute. 4、Power Off Memory: MP3 decoder board supports power off memory function, which can remember the songs and volume played before the power off to the current point. 5、Serial Communication Control: MP3 decoder board supports serial communication control, mode, volume, song selection, stop or play, loop selection. <p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> Item Type:&nbsp;Bluetooth&nbsp;MP3&nbsp;Decoder&nbsp;Board Material: ABS Panel Size: Length: Approx. 8.5cm/3.3in Height: Approx. 2.4cm/0.9in Depth: Approx. 2.4cm/0.9in Working Voltage: 5V Working Current: 1.5A-2A Power: 4 Ohms 3W+3W Sound Output: 3P OUT Sound Output (When the External Power Amplifier Is Used, The Module Must Be Powered by a Separate Independent Power Supply) Screw Mounting Hole Spacing: Approx. 7.5cm/3.0in Bluetooth: Bluetooth 5.3 <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;Bluetooth&nbsp;MP3&nbsp;Decoder&nbsp;Board 1 x Power Cord 1 x Horn Cable Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>