Born from three decades of SVS design expertise, the PB17-Ultra R|Evolution subwoofer represents the pinnacle of subwoofer performance. Featuring a massive 17" driver with dual 8" coils, powered by a powerful amplifier with DSP intelligence, the subwoofer incorporates advanced power management and auto EQ room correction. The benchmark for reference subwoofer experiences has arrived. Experience breathtaking low frequencies with unerring accuracy, room-shaking output, and stop-on-a-dime control. From the deep, chest-thumping slam of cinematic soundtracks to the delicate nuance of musical bass, every note is rendered truthfully. Whether heard or felt, low frequencies are delivered effortlessly without sacrificing sonic fidelity or refinement. With extension down to 12Hz, below the threshold of human hearing, the PB17-Ultra R|Evolution brings sound to life with visceral, jaw-dropping impact.

Relish the immersive audio experience created by this Klipsch Reference II subwoofer. The spun-copper injection-molded-graphite subwoofer and built-in digital amplifier provide high-volume bass free of distortion, while its 29 to 120Hz frequency response lets you enjoy an extensive range of sound. The 12-inch height and brushed polymer-veneer finish on this 400W Klipsch Reference II subwoofer enhance the look of your entertainment setup.

Who says you need a big box for big bass? The Bose Bass Module 500 will take your music, movies, and more to the next level. Its rich, thunderous bass in a compact, 10-inch cube makes it easy to hide and even easier to hear. Wireless connectivity allows you to place the Bose Bass Module 500 nearly anywhere. Leave it next to the TV or put it under your entertainment center - the choice is yours.