Rapoo V3 Laser Gaming Mouse with 200 to 5000 DPI and 7 Programable Gaming Hotkeys High Preision Tracking Engine, Maximum Tracking Speed: 150 Inches/Second Switchable Between 200/400/800/1600/3200/5000 DPI 1000 Reports/Second Ultrapolling Rate and 7 Custom Buttons Maximum Acceleration: 30G, Maximum Image Processing Speed: 10000 frames/second System Required: Windows XP, Windows Vista, Windows 7, USB Port