Whirlwind CatdusaDMX 4-Channel RJ45 to 5-Pin XLR Stage BoxThe Whirlwind CatdusaDMX uses five pin XLR connectors instead of 3 pin to provide a dedicated way to use Cat5 or Cat6 Ethernet cable for transmitting DMX lighting control. Plug a CatdusaDMX box onto each end of a cable terminated with RJ45 connectors and use 5 pin DMX cables to connect to equipment. Pins 4 and 5 of the XLR connectors are not wired, so four universes are possible and conversion from 5 pin to 3 pin can be achieved by using a standard