Obey 40 Controller by Chauvet.Universal DMX-512 Controller Controls up to 12 intelligent lights of up to 16 channels each 30 banks of 8 scenes, 240 scenes max 192 DMX channels of control 6 sets of chases containg 240 scenes Sequential linking of chases Removable rubber edge guard Fog & strobe control buttons Grab any fixture on the fly Beat activation, tap-sync & auto run Polarity selector