MSI has introduced an interesting The device carries a total of 80 keys, including numerous media-specific buttons, has a range of about 50 meters (164 feet), connects to virtually any Windows system with a USB dongle, and is powered by two AA batteries. It measures 14.2 x 8.8 x 3.3 inches, and weighs around 200 grams (less than half a pound). The MSI Air Keyboard is available in Germany for €79 (about $108), and it's expected to reach other markets in the coming months.