System Requirements Windows-based PCWindows® XP, Windows Vista® or Windows 7 USB port Linux®-based PCLinux kernel 2.4+ USB port Mac® computerMac OS® X 10.3.9 or later USB port Technical Specifications Corded mouse 3 buttons USB connectivity Optical tracking 800 dpi resolution Cable: 5-ft 9-in (180 cm) approx Works with Windows XP, Windows Vista® and Windows 7.