Volume: Controls master volume.
Intensity Toggle: Adjusts the mix of the transformation, increasing the fuzz, and bringing out harmonics.
Harmonic Shape Toggle: Adjusts a complex filter, changing the harmonic content. Choose between a deep, full harmonic spectrum, or a drier, scooped metallic sound.
Dimensions: 4.83" x 2.98" x 2.34" (including hardware).
Weight: 10 oz.
Power: 9V (runs on standard 2.1mm negative center 9V adapter or included 9V battery).
Current Draw: 1 mA.