VS321HDBTKThe 4K HDMI Extender with 3-Port Switch allows you to transmit HDMI signals over CAT6 cables, supporting resolutions up to 4K at 30Hz. This device extends HDMI signals up to 115ft (35m) for 4K and up to 230ft (70m) for 1080p, providing high-quality 7.1 channel audio and ensuring compatibility with HDCP 1.4. Featuring multiple switching options – Manual, Priority, and Auto-Detect – this HDMI extender package includes a convenient IR remote control (batteries not included) and supports serial comm