... Compatible with HTPC, IPTV, google TV FeaturesSystem Requirement:wireless virtual laser keyboardWindows 2000, XP, Vista, CE and 7 Linux ( ... operating distance: 30m Latest developed 2.4G wireless, ultra-mini With receiver and middle touchpad and blacklit Includes 79 ... driver software Reaction speed and precision is distinctive in mini keyboards Built-in detachable and rechargeable Lithium-ion battery ...