Boss OS-2 Overdrive Distortion PedalThe 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 5