The AV Stumpfl Magnum-Motor Strato is a complete motorized projection screen with frame, stand and STRATO projection surface. It has a 16:9 aspect ratio and an overall screen size of 650 × 365 cm. The matt-white coated non-woven glass-fiber surface has a gain of 1.0. The screen is supplied in a 30 × 30 cm casing and includes a tubular motor, safety features and geared limit switch.