... the touch screen,network or WIFI update by internet Digital signage, brightness: 1920x1080, resolution: 600cd/m2, support ... by internetFunction for Advertising player,Digital signage, Multimedia display:Media Formats: Movie, Vedio, Music, Photo and TxtSupport Memory: SD/ CF ... , VGA and AV portAdvertising player, Liquid Crystal Display LCD, AD display, lcd Multimedia display 70" lcd Digital signage