Feature 1) Supporting MP3, WMA compression file formats; 2) Internal FM tuner of automatic select channels; 3) Supporting A-B repeat function; 4) ID3 display; 5) OLED color screen display; 6) Rechargeable Li-ion battery; 7) Long time voice recording; 8) Various languages optional; 9) USB port high speed transmit; 10) Accessories: USB data cable, driver, instruction book, headphone.