BMF Effects El Jefe OverdriveMeet the new boss of the low to medium gain world! The BMF El Jefe features smooth, touch responsive overdrive: theres plenty of crunch on hand, but the El Jefe also listens to reason when you roll back your guitars volume knob. On the face of the El Jefe are controls for Volume, Tone, and Gain; an internal trim pot adjusts the feel of the pedal (from warm and compressed to bright and open) and allows you to shape the sound of the El Jefe to fit your