This technology changes the fashion DMX512/1990 standard digital control signals into analog control signals.There're 1 ~ 30 output channels; each channel can achieve 256 control levels. This constant decoder is used when DMX512 control equipment control general LED lighting. Product specification: 1.Maximum load current: 2Ax30CH 2.Maximum power load: 540W(9V)720W(12V) 1440W(24V) 3.Output gray level: 256 4.Input Signal: DMX512/1990 5.Output signal: 30 channels Constant PWM 6.Output : 30 channels 7.Input power:DC9V-24V 8.Connecting mode: common anode 9.Cover Size:258 x 82 x 40mm 10.DMX512 socket standard RJ45; Ethernet port and standard XLR-3 plug Colour: Black material: metal Package Contents: 3 x decoder Only the above package content, other products are not included. Note: Light reflection 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.