GEFFEN 8-Button Control Panel Wall Plate is a programmable control panel that is designed to control your audio/video devices using infrared (IR), RS-232, RS-485, and relay communication. Every button on the wall plate is programmable and works either individually or together. This programmable control panel consists of 3x RS232, 1x RS485, 3x IR, 2x relays, and 1x mini USB interface for easy, one-touch programming. The RS-232 (1) and IR (2) share the same port and cannot be used at the same time. Also, RS232 (2) and IR (3) share the same port and cannot be used at the same time. With this unit you can fully control our products as well as third-party devices such as projectors, screens, TVs, etc. To download pre-configured drivers and RS-232 commands for the device you wish to control, visit the download section on this page or contact our support team.