Features: With the bluetooth-compatible audio receiver module, when the mobile phones and bluetooth-compatible module match the configuration, the MP3 or non-destructive APE files via bluetooth-compatible sent to the bluetooth-compatible receiver module product to for play, which greatly aided the product function and the entertainment. This product also looks like an ordinary MP3 decoder card, a disc or TF card, and a radio program. (This product without bluetooth-compatible call function, without power amplifier, only an external amplifier can use it) Dual decoding supports music in MP3/WMA/WAV/FLAC/APE format; Support Bluetooth-compatible call function; With recording function; with digital tube display; Support for MMC/SD and other cards, support USB interface (U disk); Power-off memory function; Support infrared remote control operation at a distance of 5-10 meters; support external audio input LINE IN; support radio FM, search frequency band (87.5MHZ-108.0MHZ);Buttons: Four-button multi-directional control, VOL-/AUTO/VOL+/MODE Specifications: Material:ABS Size: Approx.10.7x2.5cm/4.21x0.98inch Package Includes: 1 x Decoder Board note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.