Xotic EP Booster [Used]

The +3db switch allows you to select the volume when the knob is set to 0 (unity gain) or +3db. Introducing the Xotic EP Booster, a booster that recreates the sound of an Echoplex circuit! Its moderately cut highs emphasize the midrange, bringing out the essential parts of your guitar. The internal DIP switch lets you adjust the high-frequency balance, allowing you to optimize it for your guitar. The +3db switch allows you to choose between unity gain and +3db when the knob is at 0.