The AV Stumpfl Monoblox surface RP 4:3 is a rear-projection surface for the Monoblox series. It has an overall size of 345 x 264 cm and a net projection area of 325 x 244 cm, corresponding to a 4:3 aspect ratio and a 128 x 96 in projection area. The surface uses the R10 gain code. This item is supplied as the projection surface only; the frame and stand are separate articles. The manufacturer article number is BXF-RV345264B1ID.