K400+ - Wireless Touch Keyboard. PC-based entertainment electronics shouldn't require hard work. Control your computer connected to the TV comfortably from the couch. The Wireless Touch Keyboard K400+ allows you to navigate effortlessly with its comfortable and quiet keys, as well as the large 3.5-inch touchpad. The extensive range of 10 meters ensures a responsive, interference-free connection, even in the largest living rooms. With the second left-click button, you can navigate and control with both hands. Shortcut keys for Windows and Android users. Special keys work immediately without configuration.