Power supply: AC110V/220V/50-60 Hz Features: with 12 scanners, every scanner included 20 channels, departed a page(1-10) and B page(11-20) or AB page turn in the meantime, editable, 30 Banks include 8 scene, 6 phase editable, every chase 240 steps editable (30 Bank scenes), with 3 kinds of manual, sound activate, autorunning mode.