Used Electro-Harmonix Doctor Q Nano Envelope Filter Effect Pedal

Used Electro-Harmonix Doctor Q Nano Envelope Filter in good condition, offering dynamic auto-wah-style effects in a compact, pedalboard-friendly design. This analog filter pedal responds to your playing strength to create funky, expressive tone shaping. Simple controls include a range knob to adjust sensitivity and a bass switch to preserve low-end frequencies. Ideal for guitar and bass players seeking vintage envelope filter tones in a rugged, reliable enclosure that runs on a 9V battery or power adapter.