eDMX4 PRO by DMXking is a USB-based DMX interface that provides four DMX outputs for independent universes. It connects to a computer via USB and distributes DMX512 data over four standard 5-pin XLR connectors. The unit supports the DMX512 protocol and is designed for use with professional lighting control software and fixtures in event production. It is part of DMXking's range of lighting interfaces, splitters, and converters intended for professional event lighting setups.