The KHDK No. 1 Overdrive Pedal features a range of controllable parameters and is powered by their unique propriety circuit to provide a powerful overdrive effect. Versatile and bold, the No. 1 Overdrive is designed to deliver overdriven tube amp-like tones, with two gain stages creating a rich, harmonic effect. With controls for gain, volume, hi/lo pass filters, bass, and treble, the pedal offers incredible overdriven tones and clean boosts, perfect for those that crave powerful distortions and dynamic tube-like sounds.