Supports MP3, WMA, WAV, ASF audio formats;
Play tiem last 12 hours;
Lithium-ion battery:
USB 1.1 and 2.0 USB connectors;
Automatically shuffles and syncs music from your PC.
Compatible Windows 2000 with SP 4 or Windows XP Home or Professional with SP 2;
Dimensions: 24.9x83.8x8.3mm
Weight: 15g