EQ-Max 12 12 inch Subwoofer The EQ-Max 12 is Velodyne's best subwoofer for the money with a 12 inch woofer. The 450 watt dynamic amplifier and down-firing port go as low as 25 Hz while output up to 135 Hz at 3dB down further rounding out your satellite speakers' low end. Press the remote's EQ button to perform Auto-EQ, which matches the subwoofer's bass output to your room...
This is a nice quality Aiwa TS-W35U Subwoofer. It features an impedance of 8 ohms.
Coustic subwoofers are designed to deliver high performance power at an unbeatable price. Polypropylene cone with excellent stiffness to weight ratio allows for high efficiency and high SPL. Large foam surround increases efficiency by further reducing weight. The all new Coustic subwoofers offer a solution for any enthusiast at an extreme value.