Specifications:
1) Memory: built-in 128MB, 256MB, 512MB, 1G flash memory
2) With USB flash disk
3) Display: (128 x 32) LCD LED
4) Interface: USB 1.1
a) Read: 1,000kB
b) Write: 800kB
5) Music format: MP1, MP2, MP3, WMA, WMV, ASF, WAV?
6) Power supply: one AAA7 battery, lasting 10 hours
7) Recording adapting kind rate: 8kHz
8) Form WAV (32kbps), ACT (8kbps)
9) Time: 35h (ACT, 128M flash)
10) MP3, WMA, WMV, ASF biggest exportation headphones: (L) 10mW + (R) 10mW(32?)
11) MP3 bite rate: 8 ~ 320kbps
12) WMA, WMV, ASF bite rate: 5 ~ 384kbps
13) Respond to frequency: 20Hz ~ 20kHz
14) Rate of voice and noise: 85dB, 45dB
15) FM radio waves band: 76MHz, 96MHz, 87MHz, 108MHz
16) Stored stations: 20 + 20
17) Supports Windows 98, SE, ME, 2K, XP, Mac OS 10, Linux 2.4
18) 12 kinds of Languages: Simplified and Traditional Chinese, English
19) Working temperature: -5 ~ 40oC
20) Weight: 25g (without battery)
21) Dimensions (L x W x H): 31 x 70 x 17mm