High Power 24 Channel RGB 3A/CH DMX512 Controller Led Decoder Dimmer 500Hz Flicker Free Smoother Dimming DMX Signal Indicator Flashes Function DC 5V-24V 24 output channels, 3A per channel arranged in groups of three (ideal for RGB LEDs). 0 - 100% smooth brightness control, 256 steps per channel. Universal standard DMX512 input protocol; addresses can be set by DIP switch. Working voltage from DC 5V - 24V. Power loss memory function 10 built-in programs, 8 speeds.