Smooth and subtle, the Boss SD-1 overdrive pedal is ideal for blues and rock. Get a perfectly natural-sounding and warm distortion with this Boss guitar pedal. At the same time, this overdrive pedal maintains the nuances of your picking technique. You can precisely adjust the sound using the tone control of this Boss guitar pedal. You can also get a classic, tube amp growl with this pedal, thanks to its asymmetric overdrive circuitry. So, step on the Boss SD-1 pedal and enhance your performance with the desired guitar effects.