AV Stumpfl VarioClip Lock black is a complete portable front-projection screen system with a multi-piece aluminium frame, supporting legs and a reinforced projection surface. It has a 4:3 aspect ratio, an overall size of 752 × 569 cm and a net projection area of 732 × 549 cm. The system includes the frame, stand, front-projection surface, fixing hardware and transport bags. Surface gain code is R10.