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

The used Electro-Harmonix XO Q-Tron Plus Envelope Filter is in excellent condition, delivering classic auto-wah funk tones with enhanced control. Featuring switchable effects loop, selectable high-pass, band-pass, and low-pass filters, and a peak control for resonance shaping, it offers dynamic response based on your playing intensity. Powered by standard 24V DC, it's ideal for guitarists and bassists seeking expressive tonal filters with studio-quality sound and rugged die-cast construction for reliable performance.