1. Supporting MP3 / WMA music play formats 2. Built-in quick flash Memory 3. Original sound could be played, with high quality record for 50 hours 4. Dot matrix LCD display, EL blue background light or 7 kinds of colorful backlight 5. High speed USB Port (more than 500kps) 6. 5-7 kinds of EQ music effect settings 7. Apply for international advanced nano-meter technology, with large nano-meter screen design 8. Movable electronic hard disk 9. With locking function to prevent wrong operation 10. Adjustable Contrast rate display,backlight startup time could be set 11. Supporting ID3 information( synchronized display of song & lyrics) 12. can built in FM radio