Behringer UC200 Ultimate Stereo Chorus Instrument Effects Pedal Get super-thick chorus with unbelievable stereo effect This BEHRINGER product has been designed to compete head to head with leading products on the market Dedicated Level, Tone, Rate and Depth controls for awesome sound shaping Status LED for effect on/off and battery check Runs on 9 V battery or the BEHRINGER PSU-SB DC power supply (not included)