Dragonwar G9 High Precision 3200 DPI Wired USB Optical Gaming Mouse with Side Control, Ergonomic and Symmetrical Design (7 buttons and 8 programmable functions) , Mouse Pad Included Gaming mouse with 7 buttons and 8 programmable functions Mouse cable length 1.8 meter High-precision optical sensor for responsiveness and stability, easily adjust sensitivity between 800/1600/2400/3200 DPI Plug-and-play. Installs In seconds, wired USB connection Supported OS: Win 98. XP, ME, 2000, 7. 8, 10 (latest driver available from Dragonwar website) Mac OS