Calrads HDMI with RS232 Plus IR and Ethernet over One UTP category 5e/6 cable solution is specifically designed to deliver pristine digital signals from all HDTV formats and signal sources from 480p to 4K x 2K. These devices are a perfect solution for replacing costly standard HDMI cables that are difficult to route thru walls and cabinets. One Cat5e, Cat6 wire using RJ45 terminations deliver digital, RS232, Ethernet and IR signals from the transmitter to the receiver. The IR is plasma friendly.