AV Stumpfl Inline-Motor Strato R5 is a complete motorized 4:3 projection screen set with screen, frame and stand. It has an overall screen size of 360 × 270 cm and a 12.5 × 12 cm aluminium casing. The STRATO projection surface is a coated non-woven glass-fiber material with a matt-white finish and gain 1.0. The 230 V tube motor provides fast, silent operation and includes an electromagnetically released disk brake and overtemperature protection.