1. With SD card slot, can insert a SD card to expand memory.
2. Support TV out.
3. Support MP1, MP2, MP3, WMA, WMV, ASF, WAV, MPEG, DVDformats.
4. Built in microphone, support voice record and line in function.
5. Built in loud speaker.
6. E-book function, support .txt.
7. Supports the muitl countries languages, more than 24.
8. Support A- B repeat and contrast repeat.
9. Support voice recording.
10. 7 modes: normal, rock, pop, classic, soft, jazz, ddb.
11. Circle modes: normal, repeat one, folder, folder repeat, repeat all, random and introduce.
12. Power off timing: sleeping mode and power saving mode.
13. Picture browsing function, support .jpg.
14. Built in games and calender.
15. Support firmware upgrade.
16. USB disk without driver on win2000.
1. Screen size: 2.4 inch. 2. Power: rechargeable battery.