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

Add classic funky sweep to your rig with this Used Electro-Harmonix XO Q-Tron Plus Envelope Filter in Good condition. This analog envelope filter responds to your picking dynamics for quacky wah and auto-filter tones, with selectable Low Pass, Band Pass, and High Pass modes, plus Drive and Q controls to shape sensitivity and resonance. Built in a compact XO chassis with true bypass, it runs on 9V DC power for easy pedalboard integration.