BOSS OD-3 Overdrive PedalNATURAL OVERDRIVE WITH ENDLESS SUSTAIN! Built in the tradition of the legendary BOSS overdrives, the OD 3 OverDrive pedal gives guitarists a greatly expanded range of smooth overdrive tones and improved response while staying true to the original. Dual Stage Overdrive Circuit offers a level of sustain and compression unmatched by any overdrive pedal Increased dynamics yield a "bigger" sound than any previous BOSS overdrive pedal Dynamic, non muffled