The BOSS SD1 Super Overdrive Compact Pedal. Classic smooth overdrive pedal, perfect for blues and rock.

The BOSS SD1 Super OverDrive pedal creates the warm, natural distortion of an overdriven tube amplifier while maintaining the subtle nuances of a player's picking technique. This is one of the more subtle and smooth BOSS overdrive pedals, perfect for blues and rock. The BOSS SD-1 has unique asymmetric overdrive circuitry that delivers a genuine overdrive effect for a classic guitar sound. A Tone control is also provided for precise tonal adjustment.

The main features of the Boss SD1 include:

Compact overdrive pedal with warm, smooth overdriven sounds
Unique asymmetric overdrive circuitry for a classic, natural tube amp growl
SD-1 tone control provides precise adjustment of drive sound
AC adaptor or 9V battery operation (not included)
Recommended AC Adaptor: PSA Series
BOSS 5-year warranty