CHAUVET DJ Xpress 512 PLUS DMX Transmitter | LED Light Controllers Top of the line interface for the ShowXpress software Transmits 1 DMX universe, or control multiple universes by connecting multiple units Access external triggering using a mini-DIN connector to control up to 4 scenes remotely Optional infrared remote allows you to control up to 18 scenes remotely Compatible with Windows&reg; and Mac OS X systems