The Xotic Effects RC Bass Booster effects pedal meets a wide range of tonal applications thanks to 2 band EQ, 15dB boost/cut function and a smooth clean boost. Serving as a perfect remedy for signal loss and EQ limitations common to vintage basses. The Xotic Effects RC Bass Booster is designed to enhance your bass guitar tone without masking it, while true bypass eliminates any signal interference so you get a boosted bottom end without muddying your sound. Gain, Treble, Volume and Bass controls give nearly limitless control. Big, powerful bottom end sound.