Sub SVS PB 3000 Minimal use as it is too big for Houses (unless you live in a palace). The speaker is excellent and stands out in its class. Excellent condition . Earth-shaking output, subterranean low frequency extension, crisp speed in transients and pinpoint control, the PB-3000 delivers reference subwoofer performance at a breakthrough price. Features all-new, first-ever 13-inch high-excursion SVS driver and 800 watts RMS, 2,500+ watts peak power Sledge amplifier with fully discrete MOSFET output for crushing bass below the threshold of human hearing without sacrificing refinement. PB-3000 is the first SVS subwoofer optimized with dual ports for maximizing airflow, driver motion and amplifier power, while eliminating the potential for port turbulence. Breathtakingly forceful and refined bass hits new lows.