RAZER Imperator USB Wired Ergonomic Gaming Mouse - Battlefield 3 Edition Maximum dpi: 6400 dpi Hand Orientation: Right Hand Operating System Supported: Windows 8/ Windows 7 / Windows Vista / Windows XP (32-bit)/ Mac OS X (v10.6-10.7) System Requirement: PC / Mac with USB port Internet connection (for driver installation) At least 35MB of hard disk space
