The TC Electronic Stereo Chorus Flanger is the ultimate chorus pedal. Sparkling, true stereo sound. Pitch modulation, chorus, or flange with 100dB quiet operation and 20Hz-20kHz frequency range. Features width, intensity, speed, and a mode selector switch, plus gain-adjustment overload indicator. On/off LED and built-in power supply for AC operation. The absolute fattest, richest, chorus/flange sound in existence.