1. An input device comprising: a connection portion configured to be secured to a mobile computing device using a magnetic connection; an input portion having one or more sensors configured to generate inputs responsive to user interaction; a support portion being rotatable in relation to the input portion and the connection portion is rotatable in relation to the mobile computing device to assume a viewing configuration, the support portion rotationally secured to the input portion and the connection portion and effective to assume a cover configuration in which the support portion and the input portion are both positioned to cover a display device of the mobile computing device, and further effective to assume a stand configuration in which the support portion and the input portion are positioned at an acute angle with respect to one another; and an operating system selection key operable to select from a plurality of operating systems.