Phase effects pedal for electric guitar that provides two classic phasers commonly used on guitar, keyboard and electric piano. It features dedicated Level, Rate, Depth and Resonance knobs that allow user to shape and customize the sound. The two-mode switch allows for choosing between warped or traditional phase shifting effects. Blue status LED indicates if the effect is on or off and doubles as a battery check. The unit operates on 9V battery or optional Behringer PSU-SB DC power supply. Dimensions: 178 x 102 x 76 mm. Weight: 181 g.