AV Stumpfl Monoblox32 black is a complete mobile rear projection screen system with a 4:3 aspect ratio and a 183 x 137 cm net projection area. It consists of a single piece 32 x 32 mm aluminium frame with snap joints, a pair of T32 supporting legs, and a rear projection surface with a reinforced border and snap fasteners. The set includes storage bags for the projection surface and frame components.