Da-Lite 76745 Perm-Wall Screen 108 x 144 Video Format Da-Mat Fabric AC Power Supplies & Equipment Using a touch screen means

Using a touch screen means that the operator does not have to remember effect numbers and can see what they are selecting

S/N Ratio > 70 dB

or you can use an external audio mixer

Audio Vision

Da-Lite 76745 Perm-Wall Screen 108 x 144 Video Format Da-Mat Fabric AC Power Supplies & Equipment Using a touch screen meansDesigned for permanent mounting to the wall or in a wall opening. Front or rear projection surfaces snap easily on to the front of the silver aluminum frame. Flat back and sides for easy installation. Provides a perfectly flat viewing surface for graphic and data video projection. Da Mat, High Contrast Da Mat, Da Tex (Rear), Pearlescent, Cinema Vision, High Contrast Cinema Vision and Dual Vision fabrics up to and including 16' high will be seamless.