The Hall Research's UV8-S is a 4-channel video splitter/
Extender that can distribute a Component or VGA video signal
to several displays via CATx cable. The device has a standard
HD15 VGA connector for the input and includes eight (8) RJ45
connectors for the outputs. It also offers an extra HD15 VGA
connector for a local monitor.
The UV8-S can extend UTP cables of lengths up to 500 feet.