The SR Components HHEX7IR 75M CAT5e/6 4K HDMI Extender Plus IR Kit is compliant with HDMI 1.4, HDCP 1.4, and DVI 1.0, and it supports video resolutions up to 4k2k@30Hz YUV 4:4:4. With a single CAT6/5E cable, it can achieve a maximum transmission distance of 230ft/70m for 1080p or 131ft/40m for 4K30. This compact extender provides one-way POC functionality from the transmitter to receiver, and allows for cascading via an additional HDMI loop out port. It also supports one-way IR signal transmission and has a convenient EDID copying feature. This versatile extender is suitable for various settings such as multi-media conference halls, TV teaching, and large-screen displays.