AV Stumpfl Monoblox64 black is a complete mobile rear-projection screen system with a 4:3 aspect ratio. It has an overall size of 691 x 523 cm and a net projection area of 671 x 503 cm, with a 330-inch diagonal. The system includes an aluminium frame with snap joints, AT32/64 supporting legs, a rear-projection surface with a reinforced border and snap fasteners, projection-surface storage bag, and wheeled softbags. The surface is specified as R10.