MP3 Support format: MP3/WMA/WAV
Japan citizen MIYOTA  2035
Bite rate: 32kbps-256kbps
Temperature: -20C～+70C;
Output frequency rate: 20Hz~20KHz
Earphone output: 5MW+5MW
Port: USB2.0
Operating platform: Windows98/2000/xp/me/nt Mac OS 8.6 or higher
Battery pressure: 3.7V
Charge pressure: 5.1V
More than 9hours continue playing.
Charge time: 1.5hours

1.5-equalizer modes Music player.
2.Music And Sound Playback
3.High Fidelity Hound Recorder
4.U-disk
5.shock and water proof quartz watch
6.FM(option) USD1.50 more.