Egnater Goldsmith, overdrive +boost pedal, overdrive: volume and gain controls, tone control, tight switch, voicing control with frequency select switch, boost: level control, color knob, tight switch, drive controls level of distortion, path switch selects order of the effects, O > B = overdrive before boost, B > O = boost before overdrive, power by optional 9V battery # 132579 or optional power supply # 108096 (both not included)