11ASoftware VersionSelect the , press ENTER button and the display will show the version of software of the unit.To go back to the functions press the MENU button.5. How to control the unit1. By DMX controller;No need to turn the unit off when you change the DMX address, as new DMX address setting will beaffected at once. Turn on the unit, under the DMX signal , the LED will display the saved channel address(001-512).