Triad's InRoom Gold Sub features a 15" long-throw driver and 700 watts of power for prodigious output and impact. Triad's subwoofers offer the best in performance, value, and versatility, in a stunning new industrial design. With all new drivers, enclosures, and amplifiers, there is a Triad subwoofer for any application. Powerful SubAmp technology combines Class AB performance and near Class D efficiency with set-up and calibration features as recommended in CEA/CEDIA's new state-of-the-art defining document CEB-22 "Home Theater Recommended Practice: Audio Design." The new amp provides simple"plug-and-play," and EZ set-up. You can have great performance right out of the box in nearly any room. The new Triad Gold 15" ultra-low distortion aluminum cone woofer is designed for maximum rigidity and provides greatly increased output, headroom, and visceral impact over previous Gold subwoofers. Custom paint matching and an infinite number of veneer finishes are available, because we build all our subs one at a time, just for you.