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.
# Kit includes grilles for a pair of two 12" subwoofers # High clearance for up to 1.50" of linear excursion # Matte Black finish # Resonate proof (4mm of thickness prevents vibration) # Fit most die-cast and steel basket woofers