SVS PC12 Plus 12-inch 800 Watt Powered Cylinder Subwoofer (Black Dual Subs) You Get Two SVS PC12 Plus 12" 800W Powered Cylinder Subwoofers - A savings of $119 when you purchase the pair! The Sledge STA-800D amplifier is a perfect complement to the Plus-12 driver, delivering 800 watts of clean DSP-controlled power. Comprehensive and extensive menu options are accessed via an intuitive single-knob interface with LCD display, allowing for easy set-up and integration into any home theater or stereo system. With only a 16.5" diameter footprint, the PC12-Plus will fit into almost any location, and no other subwoofer design offers more bass performance per square inch of floor space. Using vertical height to achieve a generous enclosure volume and deep-tuned porting, the PC12-Plus effortlessly reproduces the deepest bass notes with stunning authority. The PC12-Plus offers our trademark variable tuning to accommodate different size rooms and deep extension requirements. Finished in high-grade black velour fabric, this unique and elegant subwoofer will complement the most upscale dcors and high-end theaters. From superbly rendering the subtle nuances of classic jazz, to belting out the latest Hollywood blockbusters with muscular ease, the PC12-Plus delivers extreme performance in a unique and slender form factor  all at a surprisingly affordable price.