The 4K CATx HDMI Video Extender Kit, 70 m, PoC, IR, RS-232 consists of a transmitter and a receiver. It extends an 1080p/4K HDMI signal over CAT5e/CAT6a cable up to 229 feet (70 meters). It also supports CEC, bidirectional RS-232 and IR control, and bidirectional PoC.