Simple to set up and use Full-size comfort, ambidextrous design High-definition optical tracking Compatible with: Windows XP, Windows Vista, or Windows 7, Windows 8 and Linux kernel 2.6 or later and Mac OS X 10.4 or laterSimple to set up and use Full-size comfort, ambidextrous design High-definition optical tracking Compatible with: Windows XP, Windows Vista, or Windows 7, Windows 8 and Linux kernel 2.6 or later and Mac OS X 10.4 or later