The Jamo S 810 Sub is a high-quality 10" 150W 2-channel subwoofer designed to enhance your home audio experience. With a sleek walnut finish, this wired subwoofer from the reputable brand Jamo delivers powerful RMS power to immerse you in deep bass and clear sound. Perfect for adding depth to your home speakers, this subwoofer is a must-have for any home entertainment setup. I Purchased the whole system, but I do not need the sub. this is brand new in box never opened.