Adjustable DPI: 500 (LED's off) / 1000 (Red) / 2000 (Blue) / 3000 (Purple) Avago high-performance optical navigation gaming sensor 4500 FPS (High Frame Rate) extremely precise tracking level OMRON Micro Switch provides lifespan of up to 5 million button clicks Anti-delay adjustable polling rate 125Hz / 250Hz / 500Hz 6' braided fiber cable with custom-designed USB plug Illuminated rubberized scroll wheel for impactful tactile experience No drivers required 'Plug and play'