Part of the HD-EXT4-C System.
The Crestron® 4K HDMI® over HDBaseT® Extender (HD-EXT4-C) delivers a professional-grade digital HD AV signal extension solution for use in the home, classroom, auditorium, or corporate boardroom. Without any special setup or configuration, the HD-EXT4-C enables the transmission of ultra high-definition digital video and audio over wire runs up to 330 feet (100 meters) using a single CAT type twisted pair cable.
Comes as pictured with RX4 unit only.