DESC: Featuring a light-weight design, the Theater-Lite Portable HDTV Screen from Da-Lite is an ideal complement to the projector equipment in your presentation room. This easy to set up screen offers a wide viewing surface of 80 inches (diagonal), so you wont miss any details of your presentation. It features Da-Lites Wide Power viewing surface with a 2.2 gain and generous 45 degree viewing angle. An extension arm with four height settings is provided with the screen. Simply release and raise the extension arm, unroll your screen to the desired height and you are ready to watch the game or your favorite movie on the big screen. When not in use, the Theater-Lite HDTV screen stores easily in just about any closet or storage space.