Avago High-performance optical Navigation Gaming Sensor Adjustable DPI (Dots Per Inch) switch 600 / 1200 / 1800 / 2400 High Performance Chipset possessing 16 G-Force Acceleration Rubberized Scroll Wheel for impactful Tactile Experience Large UV-coated curved Surface for comfortable Palm Support 6' durable Cable with Custom-designed USB plug No drivers required 'Plug and play'