Comply with the DMX5 12 standard protocols Digital numeric display, set decode start address by buttons function can realize intercommunication between DMX master and decoder. For example, DMX decoder address can be set by DMX master console 1/2/4 channel output selectable 0-10V or 1-10V output selectable Logarithmic or linear dimming curve selectable Stand-alone RGB/RGBW mode and 4 channel dimmer mode selectable, which be controlled buttons with built in Programs, instead of DMX signal Colour: white Material: plastic Package Contents: 1 x Numeric Display Signal Transformer Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.