Keyboard & touchpad With built in keyboard and touchpad in one solution, you can enjoy full navigation of your media box all in one device Sensitive and accurate touchpad High quality and sensitive touchpad that is comparable to notebook touch pads. Built in removable Li-Ion battery Installed with a removable rechargeable Li-ion battery that can be charged via Micro USB. Multi platform device Compatible with Android TV box, Google TV box, Xbox 360, PS3, HPTC / IPTV, Smart TV box. Built in removable Li-Ion battery Installed with a removable rechargeable Li-ion battery that can be charged via Micro USB.