Chauvet DJ Derby X DMX-512 Multi-Colored LED RGB Strobe DJ Light Effect (2 Pack) LED derby effect light spreads multi colored, chasing beams throughout the room Enhance light shows with blackout, static, and strobe effects Increase flexibility with individual control of red, green and blue LEDs within each of the 6 clusters Activate built in automated programs in DMX mode Easily access built in, sound activated programs in master/slave or DMX mode