You can do more, faster with one-touch controls for instant access to music, volume, the Internet, and more. Your hands will enjoy the low-profile, whisper-quiet keys and standard layout with full-size F-keys and number pad. You?ll be moving along smoothly with a precise, high-definition optical mouse to help you get around. System Requirements : Windows? XP, Windows Vista?, Windows? 7, Windows? 8, or Linux? kernel 2.6 or later, Two USB ports. Warranty Information : 3-year Limited hardware warranty. Package Contents : Keyboard, mouse, user documentation.