Used Keeley NEUTRINO Effect Pedal

The Used Keeley NEUTRINO Envelope Filter is in excellent condition and delivers funk-infused tone with responsive filter sweeps. Featuring controls for sensitivity, peak, and filter selector, it adapts well to a variety of playing styles. True bypass ensures your signal stays pure, while the optical design offers smooth, organic response. Powered by a standard 9V DC supply, it’s perfect for guitarists and bassists looking to add dynamic filter effects to their setup.