MXR M-107 Phase 100 M107 Guitar Phaser Effects Pedal Bundle with 2 Path Cable Similar to the Phase 90, produces a broader range of sounds Four-position rotary switch selects four preset waveforms Great for guitar, bass, keys & vocals and Spacey, psychedelic ambience for guitar solos or chords! This big brother of the Phase 90 offers an even broader range of sounds Along with the speed control there is a 4-position rotary switch that selects between four different intensities, defined as preset waveform patterns guitar pedal guitar pedals pedal guitar pedal for guitar guitar multi effects unit