<p>Vol-Button (Previous Song\/Volume Decrease): In Mp3 State, Vol-Short Press Is The Previous Song, Long Press Is Volume Reduction; In The Fm State, Short Press To Adjust The Station Number Upwards; Under The Bluetooth Function, Short Press Is The Previous Song Of Bluetooth, And Long Press Is Volume Reduction; Double-Click To Cut To A Folder.</p> <p>Scan Button (Play\/Pause): In Mp3 State, Auto Short Press To Play\/Pause; In The Fm State, Short Press Is Automatic Retracting And Storage Table, Long Press Has No Function; Short Press Under Bluetooth Function To Play\/Pause.</p> <p>Vol+ Button (Next Song\/Volume Increase): Vol+ Short Press Is Song In Mp3 State, And Long Press Is Volume Increase; In The Fm State, Short Press To Adjust The Station Number Down; Under The Bluetooth Function, Short Press Is Song Of Bluetooth, And Long Press Is Reduced Volume; Double-Click To Cut Down A Folder.</p> <p>Mode Button: Switch Between Usb \/Tf\/Fm \/ Line In \/ Bluetooth Function; Long Press Is The Recording Function, Press The Button Again To Cancel The Recording Function And Play The Recording File; When Recording, It Is Necessary To Connect A Storage Device, Such As: U Disk Or Tf Card.</p> <p>Type:MP3 Decoder Board</p> <p>Power:2*25W</p> <p>Model:JQ-D011BT</p> <p>Function:Bluetooth Decoder</p> <p>Description Of The Recording Function:</p> <p>When Recording, It Is Necessary To Connect A Storage Device, Such As: U Disk Or Tf Card</p> <p>Colour:As Shown</p> <p>Material:ABS+FR4</p> <p>Size:10.8x2.6x2.5cm</p> <p>Package Contents:</p> <p>1 * Decoder Board</p> <p>1 * Remote Control</p> <p>1 * Cable</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>