The OS-2 gives players a choice of overdrive or distortion or lets them combine both, all in a single compact pedal. 
Its distortion maintains the subtle nuances of single-coil guitar pickups.

• Flexible distortion pedal capable of producing blended overdrive/distortion sounds
• Provides both over-the-top distortion sounds and less extreme overdrive tones for rhythm playing
• Includes Level, Tone, Drive and Color controls for precise tonal shaping
• BOSS five-year warranty