ITEM NAME : DIGITAL AUDIO PLAYER MODULE VOLTAGE INPUT :DC9V-15V (DC12V) FILE SYSTEM: FAT32 BLUETOOTH NAME : BLUETOOTH SUPPORT FORMAT:MP3/WMA/WAV/FLAC/ACC SIGNAL INPUT :BLUETOOTH,USB,SD,LINE IN USB: UPTO 64 GB SD : UPTO 64 GB RECORD: MP3 FORMAT 48KHZ,STEREO ,128KBPS DOT MATRIX LCD:128 x 64 DOTS SONG NAME/LIST DISPLAY : YES MICROPHONE:NOT SUPPORTED SIZE:117x67x22MM Colour:black Material:Plastic + Electronic Components Package Contents: 2 x decoder board 2 x remote control (with built-in button battery) Only the above package content, other products are not included. 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.