Magnum-Motor Strato FS is a complete motorized projection screen system from AV Stumpfl, supplied with the projection surface, frame and stand. It has an overall screen size of 825 × 375 cm and a 4:3 aspect ratio. The STRATO surface is a coated, non-woven glass-fiber material with a matt-white finish and gain 1.0, designed for large-format projection. The system includes a 230 V tubular motor, safety brake, safety catch mechanism and geared limit switch.