CM Storm Spawn - Gaming Mouse with 3500 DPI Optical Sensor and Omron Micro Switches 3500 DPI Optical Sensor 800, 1800, and 3500 DPI Presets Mouse Settings Storage: Sentinel-X TM 32 KB 7 Fully Programmable Buttons Right-hand Ergonomic Claw-style Ultra Swift Feet Gold Plated USB Connector