Interfaces:1 x USB - 4 PIN USB Type A, Movement Detection Technology:Optical, Connectivity Technology:Wired, Movement Resolution:800 dpi, Features:Scrolling wheel, Buttons Qty:3, Interface:USB, Performance:Up to 28 inches per second, 3000 fps, Cables Included:1 x USB cable - integrated - 1.5 m, Compliant Standards:BSMI, FCC, OS Required:Microsoft Windows 98/ME, Microsoft Windows Vista / 2000 / XP