Expressive Touch Sensitivity Sweet, nuanced, and ultra-expressive, the BD-2 Blues Driver stands as an enduring icon in the annals of guitar overdrive. Its influential BOSS analog circuit design behaves like a tube amp, providing natural, touch-responsive gain that’s not possible with standard overdrive and distortion pedals. Nearly three decades on, the BD-2’s articulate voice continues to power the sounds of players in every musical genre, from blues and rock to country, jazz, and beyond. Features Classic BOSS overdrive pedal, in continuous production since 1995 Innovative amp-like gain circuit with organic tone and rich harmonic content Highly responsive to picking dynamics and guitar volume changes Wide gain range supports a variety of applications, from a transparent clean boost to aggressive overdrive Tone control for shaping the high-end response BOSS five-year warranty Landmark Amp-Style Circuit From the beginning, the BD-2 was conceived by BOSS engineers to reproduce the interactive gain and compression properties of a tube amplifier. To meet this goal, they developed a unique multi-stage clipping circuit inspired by actual amps. This innovative design delivers a very organic playing experience, with drive character and harmonic content that changes with your picking attack and sound that smoothly cleans up as you roll back the volume. Clean to Mean Don’t be boxed in by the name—the versatile sound of the Blues Driver circuit flows with any guitar style. Lower gain settings produce a mild breakup that’s ideal for defined chord work, arpeggio playing, and adding body to lead lines. The tone gets fatter and more saturated as you crank the gain, mimicking the behavior of a vintage tube amp. The BD-2’s transparent voice also excels as a full-range boost for pushing downstream drive pedals and high-gain amps into fierce distortion while maintaining definition and clarity. Unmatched Dynamic Expression The BD-2 is renowned for its sensitivity and expressive range, and many players use it as an “always-on“ pedal to shape their core sound. A soft touch is rewarded with a rich harmonic bloom around the notes, while a hard attack delivers sharp-yet-smooth tones that cut through the band. With your just playing touch and volume knob adjustments, there’s a universe of drive colors ready to explore. Specs: Nominal Input Level-20 dBuInput Impedance1 M ohmNominal Output Level-20 dBuOutput Impedance1 k ohmRecommended Load Impedance10 k ohms or greaterControlsPedal switchGAIN knobTONE knobLEVEL knobIndicatorCHECK indicator (Used for indication of check battery)ConnectorsINPUT jack: 1/4-inch phone typeOUTPUT jack: 1/4-inch phone typeDC IN jackPower SupplyCarbon-zinc battery (9 V, 6F22) or Alkaline battery (9 V, 6LR61)AC adaptor (PSA series: sold separately)Current Draw20 mAExpected battery life under continuous useCarbon: Approx. 24.5 hoursAlkaline: Approx. 44 hours*These figures will vary depending on the actual conditions of use.AccessoriesLeaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information")Carbon-zinc battery (9 V, 6F22)Option (sold separately)AC adaptor (PSA series)Size and Weight ( incl. battery )Width73 mm2-7/8 inchesDepth129 mm5-1/8 inchesHeight59 mm2-3/8 inchesWeight360 g13 oz
