The Electro-Harmonix Bass Soul Food has a natural transparent overdrive and clean boost to enhance the sound of your instrument and amp without losing its essential character. It’s designed for bass, and guitar as well - especially if you are a guitar player who wants more low-end definition. It features an adjustable clean blend for articulate, full tone, as well as boosted power rails for extra definition and headroom. It has selectable true or buffered bypass and is switchable -10dB pad. It comes with an EHX 9.6DC-200 power supply.