Used Donner mod square ii Effect Processor

Used Donner Mod Square II multi-effects processor in good condition, delivering a wide range of modulation sounds for guitar and bass, including chorus, flanger, phaser, tremolo, and rotary-style effects. Compact and pedalboard-friendly, it features intuitive controls for quick tone shaping, true bypass switching, and standard 1/4" input/output connections. A great choice for adding classic movement and depth to your signal without taking up much space.