Date Region Description Price Seller
USADonner Harmonic Square Octave/Pitch Shifter Pedal w/Box...$39.00
USALike new with box ![Donner Harmonic Square](https://r...$35.00
USAWorks great, light use. I wanted to try out a harmonic ...$23.00
USANo issue with it at all. ![Donner Harmonic Square](htt...$28.00