Corsair Raptor M3 Optical Gaming Mouse (CH-9000037-NA) Game tuned optical sensor - Highly linear tracking for accurate mouse control in FPS games Six button design - Set frequently used in game actions to mouse buttons for faster access On-the-fly DPI adjustment - Switch dpi with a single click for tight shots and fast getaways Extra large PTFE glide pads - Low-friction glide pads ensure smooth and precise movements High Performance ADNS-3080 Optical Mouse Sensor Up to 40 inches per second and 15g motion detection Up to 1600 DPI with 400/800/1600 steps 500hz response rate