Fluance DB-150 10 Inch 150 Watt Low Frequency Powered Subwoofer Premium components ensure serious performance, natural sound and great reliability at an exceptional value; Low frequency, powered subwoofer for home theater and home audio applications; Audio grade MDF wood construction to reduce cabinet resonance 10" long throw driver for longer excursion and better linearity; Tuned bass port for controlled low frequency response and improved efficiency; Thick hi-roll surrounds that support their longer excursion for tight, precise and accurate bass Compact ported enclosure is only 18-1/2" x 12-5/16" x 16-1/2" for smaller footprint; Integrated 150 watt continuous power high current amplifier; Line and speaker level inputs allow the DB to be connected to any audio system Adjustable low-pass filter, volume controls and phase switch allow perfect integration into any system Magnetically shielded to avoid interference with other video products; Premium black ash vinyl veneer woodgrain finish to compliment any home decor