Mac Air Backpack

Universal compatibility with all brands of computers via USB: Acer , Apple, Asus , Compaq , Dell , Gateway , HP , IBM , Lenovo , Sony , Toshiba and more. Works with Windows 7, Windows Vista sp1 (32-bit and 64-bit editions) or later, Windows XP, Mac OS X Snow Leopard 10.6.2, Mac OS X Leopard 10.5.8 and Mac OS

Brand: Kensington Add an extra screen by connecting 1 end to monitor cable and the other end to computer's USB port. Add up to 6 additional monitors, by connecting up to 6 adapters directly to computer or through a USB hub. Works with projectors; projector will automatically display the screen when connected to a notebook through the adapter. PC and Mac compatible. Non-defective return will be charged 20% restocking fee.