MXR Pitch & Harmony Pedals

This is the crazy effect heard on Jimmy Page's "Fool in the Rain" solo. The Blue Box takes your guitar signal and duplicates it two octaves down for a huge, subterranean tone. The Blend knob lets you control how much of the effected tone y ...

The MXR Poly Blue Octave pedal takes octave effects to new heights. With four dedicated knobs for octave blending and versatile polyphonic and mono modes, it offers a wide range of tonal possibilities. The built-in fuzz and modulation knob ...

Unleash the full potential of your bass with MXR's Vintage Bass Octave pedal. This compact yet powerful pedal delivers warm analog sub-bass with superior tracking and increased headroom. With a versatile range of smooth and musical sounds, ...