Featuring discrete gain stages controlled with dual gain knobs, a nuanced mid-range control and bright switch for a wider tonal palette, the Diamond CST1 Cornerstone Overdrive/Distortion is a versatile, compact pedal that pulls double effect duty. Capable of going from a warm, bluesy overdrive to a searing gain-laden distortion, this pedal is excellent for conserving pedalboard space while retaining boutique quality on your signal.