$50 PayPal & Shipped CONUS Lou pedal number 5… old-school blues grit in a box; utilizes a discrete circuit with cascading gain stages like an amp; stacks well. 3 knobs: Volume, Tone, and Grit. One volume controls volume to the power section, the other volume controls volume to the preamp section. The tone knob is a two-way hi-pass/low-pass filter. 12 o’clock is a flat/neutral EQ; turn to the left and treble is cut; turn to the right and bass is cut. The grit knob controls saturation.