The Crestron® 4K HDMI® over HDBaseT® Extender (HD-EXT3-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-EXT3-C enables the transmission of ultra high-definition digital video and audio, plus RS-232 and IR control, over wire runs up to 330 feet (100 meters) using a single CAT type twisted pair cable.