- 3 Potentiometers for electric basses - Tandem potentiometers with active 2-Band equaliser - Treble and bass +/- 12 dB - 4 Center frequencies (2100, 3500, 4500, 7000 Hz) switchable - With additional balance potentiometer and master volume potentiometer - Only for EMG pickups EUR 115.00 - See more - Buy online