The Extron WPB 103 wallplate is specifically designed for a standard one gang-sized junction box. It features pass-through connectors for computer video and computer audio, providing an affordable integration solution for classrooms, conference rooms, and other facilities where convenient, wall-mounted AV connectivity is required. The Extron WPB 103 wallplate is made of metal and is available in black or white finish. A matching mud ring is included. Surface mount and in-wall junction boxes are sold separately.