Donner Harmonic Square Guitar Effect Pedal – Polyphonic Pitch Shifter Pedal

Bring versatile pitch-shifting effects to your pedalboard with the Donner Harmonic Square Guitar Effect Pedal. This compact stompbox delivers smooth tracking and multiple harmony modes, making it perfect for guitarists looking to create octave effects, harmonies, detuned textures, and experimental sounds without taking up much space.

Features

* Polyphonic pitch shifting with fast tracking

* Multiple effect modes including pitch shift, harmony, and detune

* Compact mini pedal design

* True bypass switching for transparent tone

* Durable metal housing

* Easy-to-use control knobs for quick adjustments

* Works great for rock, blues, worship, indie, and experimental music

Condition

Pre-owned condition. Tested and functioning properly. May show light to medium cosmetic wear from normal use such as minor scratches or scuffs. Please review all photos carefully for exact condition details.

Included

* Donner Harmonic Square pedal

* Power supply not included

Specifications

* Brand: Donner

* Model: Harmonic Square

* Type: Pitch Shifter / Harmony Guitar Effect Pedal

* Input/Output: 1/4” instrument jacks

* Power Requirement: Standard 9V DC center-negative power supply

Perfect for guitar players looking to add octave leads, harmonized riffs, and unique ambient textures to their setup at an affordable price.

Ships securely packaged with fast handling. Feel free to message with any questions before purchasing.