Storage: 
Expansion Slot SDMICRO Support 

Formats: 
MP3, WMA, WMV 

Controls: 
Button 

Data Transfer: 
USB 2.0 Compatible 

Operating Systems:	 
Microsoft Windows Vista,Windows 98/SE/ME/2000/XP,Linux 2.4.2 

Connections: 
3.5 mm Stereo Jack 

Battery & Power: 
Built-in Rechargeable Lithium-Ion Battery 

Work Time: 
Arround 3 hours Audio 

Properties: 
SNR	 85db 

Please select color, if not available will send random.