Spec Sheet Preview: The Alpha Communications® / Golmar EL562 Twisted Pair Video Receiver is a compact, assembly that mounts into a variety of video -intercom stations, in order to convert the digital video signal being sent to a conventional twisted pair video signal. Typically, the EL562 mounts behind the video-intercom monitor, by plugging into a small opening in the back of the monitor. A provided jumper on the EL562 allows for video termination at the end of a riser/line, as required.