Mainly features: 1. Capacity: 256MB/512MB/1GB 2. 1.8 inch TFT screen 3. Compatible with MP3, WMA, AMV format 4. Languages: simplified Chinese, English, traditional Chinese, Japanese, Korean, French, German, Italian, Dutch, Portuguese, Spanish, Russian, Swedish, Danmark, Czech, Polish 6. Buint-in speaker 7. E-book function, support *.txt 8. Diamension: 70*45*12mm 9. Built-in 400mAh Li-ion battery 10. Support A-B repeat and contrast repeat 11. Support voice recording 12. Support game 13. 7 EQ mode: normal, rock, pop, classic, soft, jazz, DDB 14. Circle mode: normal, repeat one, folder, folder repeat, repeat all, random and introduce 15. Power off timing: sleeping mode and power-saving mode 16. Picture browing function, support *.jpg 17. Support firmware upgrade 18. USB disk without driver on WIN2000 19. Support private space disk mode