The Spectrum Tab-Tension Series is an electric projection screen with a tab-tensioned material to create a flat and taut projection surface. It has a slim black housing that can be easily installed either flush to the wall or ceiling mounted. There is even an option to suspend it from the ceiling if preferred. The screen surface is our popular and versatile MaxWhite projection material. This 1.1 gain material has a matte white surface with wide viewing angle and comes complete with black backing along with masking borders on all sides.The Spectrum Tab-Tension includes an Infrared remote control, a detachable 3-way wall switch keypad, and a 5-12 volt trigger. All of these control options permit the screen to drop from and rise into its slim black metal housing.