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Description

Description

Used Donner Harmonic Square Effect Pedal in good condition, offering versatile pitch shifting with 7 different modes including detune, pitch up/down, and harmonization. Compact and durable, it features true bypass for clear tone, a mix control, and a three-way toggle for shifting intervals. Powered by 9V DC (not included), this pedal is perfect for guitarists looking to explore creative melodic textures without taking up space on the pedalboard.