







🎸 Elevate your tone—where vintage grit meets modern sonic wizardry!
The MXR Poly Blue Octave is a versatile octave pedal combining four separate octave divisions with independent level controls, polyphonic and monophonic pitch shifting modes, and a signature fuzz inspired by the MXR Blue Box. Featuring dual-mode modulation and expression pedal compatibility, it offers guitarists a powerful, flexible tool for crafting rich, dynamic sounds in a rugged, true bypass design.





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