The HDX-Ultra uses only one CAT5e/6 UTP cable to extend HDMI signals such as HDTV output over 400 ft from the source. Utilizing HDBaseT technology, the unit is capable of transmitting high-resolution HD video up to 4K resolution. Controlling a video source is easy with the HDX-Ultra's bi-directional IR and RS-232 extension. Whether it's for a home entertainment system or a commercial installation, the HDX-Ultra delivers flexibility and control.