... 1:2.4G wireless mini keyboard with touchpad 2.backlit function 2.4G wireless keyboard 3.Compatible with HTPC, IPTV, google TV ... FeaturesSystem Requirement:wireless virtual laser keyboardWindows 2000, XP, Vista, CE and 7 Linux (Debian-3 ... distance: 30m Latest developed 2.4G wireless, ultra-mini With receiver and middle touchpad and blacklit Includes 79 keys ...