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

Discover expressive, funky tones with this used Electro-Harmonix XO Q-Tron Plus Envelope Filter in good condition. This classic analog auto-wah reacts to your picking dynamics for everything from subtle quack to deep, vocal sweeps. Features include selectable Low Pass, Band Pass, and High Pass modes, switchable Q (resonance), and separate Gain and Response controls for precise feel. Built in a compact XO enclosure with standard 1/4" in/out and 9V DC power.