The Ultimax Series of dual voice coil subwoofers, from Dayton Audio, are not for the faint of heart. Built using the latest in subwoofer technology, Ultimax subwoofers are the pinnacle of low frequency driver design. An Ultimax subwoofer test the strength
You get the efficiency of a Class-D amplifier without compromising audio quality and reliability. Less energy is wasted as heat, and more power is available for the subwoofer driver. Advanced soft clip circuitry improves headroom and protects woofers.