Specifications: The bluetooth-compatible decoder board can be used to interpreting music in MP3/WMA/WAV/FLAC/APE lossless format. Digital screen display, with power-off memory function. Supporting U disk and TF card reading. Supporting 5-10 meters infrared remote control operation. Supporting external audio input LINE IN. Supporting FM radio, receiving frequency range from 87.5MHz to 108.0MHz. Item Name: bluetooth-compatible Decoder Board Material: Plastic, Metal Type: [A] Black and White Screen [B] Black and White Screen with Phone Call Recording Function [C] Colored Screen [D] Colored Screen with Phone Call Recording Function Bluetooth Version: BT 5.0 Button: Four Buttons, Multi-directional Control, VOL-/PLAY/PAUSE/VOL+/MODE Power Supply Voltage: 12V Features: bluetooth-compatible Supported, USB Port, TF Card Reader, FM Radio Size: 107mm x 25mm x 23mm/4.21inch; x 0.98inch; x 0.91inch; (Approx.) Notes: Due to the light and screen setting difference, the item 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x bluetooth-compatible Decoder Board 1 x Remote Control (without Battery) 2 x Connective Cables