Most Valuable Pedal. The Ernie Ball Most Valuable Pedal provides a super smooth foot sweep, ideal for precise volume control with no high-frequency loss at any volume. Works with both active and passive electronics, the MVP also includes a powerful gain boost allowing players to increase the audio signal up to +20 decibels. The MVP features a compact, rugged design consisting of a billet aluminum housing that is virtually indestructible • MFSKU PO6182 • UPC 749699161820