Used Electro-Harmonix XO Q-Tron Plus Envelope Filter Effect Pedal

Experience classic funk and filter tones with the Electro-Harmonix XO Q-Tron Plus Envelope Filter Pedal, used but in great condition. Featuring switchable effects loop, an effects send/return, and variable attack response, it delivers dynamic tone shaping with controls for Gain, Peak, Mode, and Response. Its rugged XO chassis ensures durability, with true bypass for pure signal integrity. Perfect for guitar or bass, this versatile pedal adds rich, expressive envelope filtering to your setup.