Featuresr big screen smart video glassesr 80 inches wide virtual screen at 15m distance no need to connect extra devices easy to enjoy video playback image browsing audio palyback and e book reading anytime and anywherer touch screen designr with touch screen on cambered surface on the right with built in virtual keyboard it is easy to control cursor direction one finger slide on the touch panel means slide function two fingers slide means drag function click on the icon once me