The HDMI-EX100 HDBAseT4K RS232 with two way IR control extends an HDMI signal over a single CAT65/6 cable up to 100m. The HMI-EX100 requires only one power supply. Full control of devices at each end is possible using the built in IR and RS232 facilities and this kit can connect your smart TV to the internet using the same network cable. It is capable of transmitting HDMI images of up to 4k UHD resolution over a distance of up to 70m and 1080p images over a distance of up to 100m.