Earthquake's Supernova MKV subwoofer is the product of meticulous engineering, detailed craftsmanship, and passion for performance, all geared to please the audiophile in every one of us. Earthquake's patented symmetrically loaded passive radiator allows the user to enjoy the benefits of deep bass and the full impact of sound effects without having to put up with a giant eyesore in the room. Overdrive is a patented feature that allows the Supernova amplifier to generate maximum output with virtually any level of input audio signal.