ProSignal VGA over Cat5 100m Extension Balun Extender Unpowered PSG08209 Ref6
ProSignal Balun Sender and Receiver set (pair). For sending VGA over Cat5 - up to 135m. VGA connector to shielded RJ45 female. Supplied in pairs to extend VGA signals over CAT 5 STP cable. Cost over £100 !