Used Donner MOD SQUARE II Effect Processor

Used Donner MOD SQUARE II Effect Processor in great condition, delivering rich modulation for guitar, bass, and keys. Choose from multiple classic effects like chorus, phaser, flanger, tremolo, rotary, and vibrato with easy, gig-ready controls. Features a compact pedalboard-friendly design, true bypass switching for a clean signal path, and standard 9V DC power operation. A versatile tone-shaping tool for everything from subtle movement to bold, swirling textures.