Overdrive / Boost and Buffer- The FD3 uses both a JFET input and a JFET operational amplifier for the ultimate tube sound- The Buffered Bypass allows for long cable runs without loss, and maintains the treble and "feel" of your amplifier whether or not the pedal is on or off- Controls: Volume, Tone, Overdrive, Boost and Dynamics- Switches: 3-Way clipping switch and OD-Boost / Boost-OD- Foot switchable boost- Power consumption: 13mA- Power supply is via 9V battery or 9V DC power supply (coaxial connector - negative pole inside, not included, corresponding power supply available under Article Nr 409939)- Dimensions (W x D x H): 131 x 108 x 60 mm- Weight: 590 g- Made in the USA