The EX-HDU is used to extend HDMI video and USB data on a single Cat6 cable up to 200ft (60meters). HDMI audio is extracted and is provided both as analog stereo and multi-channel digital. The EX-HDU can also be used to control other equipment by providing programmable contact closure I/O, RS-232 output, IR output, and optional LAN interface with internal WebGUI and IP control. The EX-HDU extender consists of an EX-HDU-WP single-gang wall plate transmitter and an EX-HDU-R (or EX-HDU-R-IP) receiver. They connect using standard CAT5e/6 UTP cabling up to 200feet (60Meters) long