SB17-Ultra R|Evolution Sealed Powered Subwoofer

The SVS SB17-Ultra R|Evolution Subwoofer is SVS’s flagship sealed powerhouse, engineered for the ultimate in accurate, fast, and impactful bass. It features an all-new 17-inch high-excursion driver with groundbreaking dual 8-inch voice coils, driven by a colossal 2,800-watt RMS (6,000+ watts peak) dual mono-block Class D amplifier with Active Power Factor Correction. This combination delivers astonishing output with pristine clarity, extending down to 15 Hz (±3 dB). Precision control is handled by a sophisticated 295MHz Analog Devices DSP, fully adjustable via the intuitive SVS Subwoofer Control smartphone app (Bluetooth-enabled) for volume, six-band parametric EQ, phase, and upcoming Auto EQ. Its robust, double-thick MDF cabinet ensures an acoustically inert enclosure, eliminating resonances. With versatile XLR and RCA connectivity and a substantial weight of 124 lbs (19.5 inches H×20.0 inches W×21.1 inches D), the SB17-Ultra R|Evolution is the definitive choice for reference-level music and home theater in any large space.