Used Electro-Harmonix XO Worm Analog Modulation Effect Processor

Used in great condition, the Electro-Harmonix XO Worm is a versatile analog modulation effect processor offering four classic effects: Tremolo, Phaser, Vibrato, and auto Wah. With true bypass switching and a flexible expression pedal input, it delivers rich, warm tones perfect for guitar or keyboard. The sturdy enclosure ensures long-lasting performance, making it ideal for live gigs or studio use. Powered by 9V battery or optional adapter, it’s a must-have for any pedalboard.