The Super Bawl Whine-O is the Whine-O wah with 2 additional features. Hormone Control enables you to switch between an Estrogen (clean) and Testosterone (dirty) wah sound. Twinductor Beef Boost enables you to activate a second inductor, causing the wah to sound especially thick! Features a six-pound. zinc die-cast case; patented foot-shaped, tension-adjustable footpad; hand-wound inductor; sealed pot; lit eyes; and glow-in-the-dark logo. Uses 9V alkaline battery.