BENKS KVM Extender 120m USB HDMI IR KVM Extender By CAT5e/6 TCP/IP (one Extender TX+one Extender RX) This HDMI KVM & IR Remote Extender can easily connect an HDMI source with a transmitter. Then connect this Sender to your Local Area Network switch or over a single UPT CAT5e/6 cable. Video and KVM can all be shared anywhere over a LAN with just a receiver unit and display. Use single UTP cable (CAT5e/6) to substitute HDMI cable to extend longer transmission distance (up to 120 meters) 3 Extend Modes:first-One monitor over CAT5e/6 (120 Meter/400ft),second-Multi monitors over TCP/IP,Third-One monitor over network By transmitting keyboard and mouse data via LAN, it is easy to control PC or other media players remotely. Via LAN router or network switcher, it is available to send data from one transmitter to several receivers.