Features:
1) Supports mp3, wma format.
2) Version 2.0 usb
3) 240 minutes digital recording(128mb version)
4) Colorful oled display
5) Built-in rechargeable lithuim battery
6) Built-in rechargeable circuit design
7) Built-in am/fm radio
8) 10 hours playback
9) Five sound effects setup
10) Several circle play mode
11) Display the lyric
12) Streamline design, fashionable and beautiful
13) Weight: 30g w/out batteries
14) Pc connection: Usb cable
15) Memory: 128m
16) Record time: 540mins/128m
17) Information code: 500pcs
18) Outputs power: 5mw, 5mw
19) Frequency response: 20hz-20khz
20) S/n: 90db