The Apple Keyboard with Numeric Keypad features an elegant, ultrathin anodized aluminum enclosure with low-profile keys that provide a crisp, responsive feel. It also has function keys for one-touch access to a variety of Mac features such as screen brightness, volume, eject, play/pause, fast-forward and rewind, Mission Control, and Launchpad. Its extended layout includes document navigation controls - page up, page down, home, and end - and full-size arrow keys for playing games and scrolling through documents. Its numeric keypad is perfect for spreadsheets and finance applications. And two USB 2.0 ports enable you to connect your mouse as well as a high-speed peripheral such as a digital camera or printer. Numeric keypad USB Keyboard with two extra USB 2.0 inputsMinimum System Requirements Mac computer with available USB 1.1 or USB 2.0 port Mac OS X v10.6.8 or later Keyboard software update