The PCE122IR is a world-leading HDMI over single coaxial extender with IR remote command pass thru, featuring 120m HDMI 1080p video resolution, furthermore, co-existing with original PCE122. The PCE122IR HDMI over single coax which added 38kHz IR control pass-thru from PCE122IR-R Receiver/TV or display to PCE122IR-S sender/video source device by using IR remote control to control Video Source device remotely. The PCE122IR also boasts built-in 1 to 2 coaxial splitter in sender and one coaxial cascade output in receiver which brings greater flexibility as it supports up to 5 layers cascadable across 600m 1080p video for 10 connected TVs, displays or projectors or more. The BNC connector design also ensures a solid coaxial cable connection for vibration and shock resisting.