The AV Stumpfl Vario64 extension bar is a black frame or system component for the Vario64 product series. It has a length of 20 cm and is identified by manufacturer article number BVW-X020. The component has a net weight of 0.36 kg. It is intended as an extension element for the Vario64 system and is not a projection surface or video-processing device. No video inputs, outputs, connectors, or electrical functions are specified.