The Razer Abyssus is created for gamers looking for quality, reliability & performance in a no-nonsense, straightforward gaming-grade mouse. Designed to focus on the fundamentals of competitive gaming, the Razer Abyssus is armed with ultra-responsive buttons tuned for maximum tactile feedback. With an uncompromising 3500dpi Razer Precision 3.5G infrared sensor at its core, take full control of your every aim with perfect tracking so you outgun your competition. Severn foot lightweight none tangle cord. Scroll wheel with 24 different click poitions. Ultra large none slip buttons. Mechanical DPI switch. Mechanical polling rate switch. 3500dpi Razer Precision 3.5G infrared sensor;1000 Hz Ultrapolling / 1ms response time; Mechanical dpi/polling rate switches; On-The-Fly Sensitivity adjustment; No Drift Control; Always-On mode; Ultra-large non-slip buttons;16-bit ultra-wide data path;60-120 inches per second & 15g of acceleration; Three independently programmable Hyperesponse buttons; Ambidextrous design; Scroll wheel with 24 individual click positions ; Zero-acoustic Ultraslick Teflon feet; Seven-foot, lightweight, non-tangle cord; Approx. size in mm: 115 (L) x 63 (W) x 40 (H)