NIB Wampler Mini Ego Compressor pedal.

The Mini Ego Compressor gives you control over every aspect of an instrument compressor, including Sustain, Attack, Blend functionality, and even a special Tone switch Brian cooked up over time that can add some extra sparkle for tones that jangle with the best of 'em. It's a no-compromises compressor that offers the best of all worlds. What else would you expect from Brian Wampler?

Compressors work to control the overall level of your playing, keeping peaks from getting too loud and raising the level of the note as it starts to fade out. Think of it like an automatic volume knob that turns down for loud signals and turns up for quiet signals. Raising the Sustain control makes it work harder to make lower volume sounds louder. Raising the Sustain is useful when playing clean