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.
Speaker System Z313 features a convenient control pod, room-filling sound, compact subwoofer, and easy setup. The control pod makes it easy to control volume and headphone controls. You can fill your room with big, balanced sound (25 watts). The compact subwoofer fits into tight spaces and delivers deeper bass. To set up, simply connect the speakers to the subwoofer and plug the subwoofer into...