U-disk 
Format:MP3
No driver needed above Windows 98
Metal housing

Rechargable battery

Accessories:　
1. 1 beautiful line earphone
2. 1 USB line
3. User manual 
4. 1 download disc

Spec:
  1. Size:(L)*(W)*(H)mm
  2. Weight:g
  3. USB port:USB 1.1/2.0
  4. SNT:92.8dB
  5.T HD:-56db
  6. Phone output: 5mw+5mw
  7. Power consumer:
  8. Disk read/write speed:970k bytes/sec, 546k bytes/sec