**2400-DPI optical sensor with on-the-fly switching** The high-resolution sensor is optimal for fast-paced gaming, particularly on high-resolution displays. On-the-fly DPI switching, directly from the mouse, means that you can instantly adjust DPI for the right combination of accuracy vs. speed. ** Six buttons** Map critical game functions to the mouse buttons, so you can keep your head in the game & your eyes on the screen. ** Gaming comfort** The compact size makes it easier to take along for gaming on the go, & the soft-touch materials make it comfortable for long play sessions. ** About Corsair Raptor Gaming Peripherals** Good hardware doesnt make you win, but bad hardware will make you lose. Thats why Corsairs Raptor gaming products are designed from the ground up to deliver pure gaming performance. Because winning might not be everything, but who really wants to lose? ** Contents & Specifications** Package contents: Corsair Raptor LM2 gaming mouse Warranty card System requirements: PC with USB (Universal Serial Bus) port Windows 7, Windows 8 Windows Vista, or Windows XP