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

Used Electro-Harmonix XO Q-Tron Plus Envelope Filter in Good condition delivers classic auto-wah and funky sweep tones with smooth, responsive dynamics. Featuring selectable Low Pass, Band Pass, and High Pass modes plus Peak control, it offers everything from subtle quack to rich, vocal filter effects. Includes Up/Down sweep direction, adjustable response, and true bypass for a clean signal path. Runs on 9V DC power and fits easily on crowded pedalboards.