PB17-Ultra R|Evolution Ported Powered Subwoofer

The SVS PB17-Ultra R|Evolution is the flagship ported subwoofer, engineered for unparalleled output, subterranean extension, and absolute bass fidelity. It features a massive 17-inch high-excursion driver with groundbreaking dual 8-inch voice coils, powered by a colossal 2,800-watt RMS (8,000+ watts peak) dual mono-block Class D amplifier. This allows it to plunge down to an astonishing 12 Hz (Extended Mode) with earth-shaking authority and pristine clarity. Advanced control is at your fingertips via a 295MHz Analog Devices DSP, fully adjustable through the intuitive SVS Subwoofer Control smartphone app (Bluetooth-enabled) for volume, six-band parametric EQ, phase, multiple tuning modes (Standard, Extended, Sealed via included port plugs), and upcoming Auto EQ. Its triple 4-inch front-firing ports and robust MDF cabinet ensure resonance-free performance. Weighing 164.7 lbs (25.0 inches H×21.7 inches W×29.3 inches D), the PB17-Ultra R|Evolution is the ultimate choice for reference-level bass in any large home theater or music system.