Breathtaking bass and stunning musicality from a compact 13-inch enclosure with state-of-the-art features that redefine subwoofer performance at their price and beyond. A true powerhouse with legendary performance pedigree that punches well above its class, the SB-1000 Pro subwoofer features an SVS Sledge Amplifier with fully discrete MOSFET output and sophisticated 50 MHz DSP for pristine, room-energizing bass. A reimagined 12-inch high-excursion driver takes control of a room with heart-pounding, tonally accurate output for more immersive listening experiences. Also includes SVS subwoofer DSP smartphone app for tuning and control