SVS PB-3000 13" Ported Subwoofer The expertly designed cabinet of the SVS PB-3000 features a 13" driver that produces incredible bass without any port noise. Its dual ports also prevent distortion, even at the lowest octaves. Whether for movies, music, or gaming, the SVS PB-3000 is a powerful and sophisticated addition to any home audio system. Product Highlights Front-firing high-excursion 13" SVS Driver Design Bass reflex (ported) design with dual front-firing ports Sledge STA-800D2 DSP amplifier Rear mounted amplifier with Intelligent Control Interface SVS Subwoofer Smartphone App, Full-featured control via Bluetooth® for Apple® and Android™ devices Three digital Parametric EQ filters with adjustable frequency, cut/boost, and Q values Frequency response: 16-260 Hz (±3 dB) Stereo RCA inputs and outputs Dimensions (W x H x D): 21.9" X 18.3" X 26" Weight: 82.2 lbs. Warranty: 5 years Our 30-day money-back guarantee High-excursion for high-performance Packed inside of an aluminum vented