Play your music with this Bowers & Wilkins 600 Series active subwoofer. Its 250mm long-throw driver carries the right volume of air for exceptional low-frequency output, and the 200W Class D amplifier keeps the unit running cool. This Bowers & Wilkins 600 Series active subwoofer is constructed with Kevlar for a solid design. 10" active subwoofer Delivers authoritative bass for high-impact home theater audio. Integrated amplifier Supplies 200W RMS power for high volume levels and minimal distortion. Volume control Lets you match the subwoofer's output to the rest of your sound system. Phase and frequency controls Enable customizable setup. Inputs Include RCA audio line-in and speakers input to provide flexible connectivity options. Sealed enclosure Ensures accurate tones for heart-racing performance. 20-140Hz frequency response Delivers booming lows for an immersive soundscape.