Dual ALB12 12-Inch 300 Watt Amplified Subwoofer in a Ported Enclosure
The ALB12 powered subwoofer is the perfect “all-in-one†solution when adding bass to any system or just to save space. Featuring a 12†subwoofer in a tuned-ported enclosure powered by an internal 300 watt amplifier. Ideal for cars, trucks and SUV's. - See more at: http://www.dualav.com/mobileaudio/alb12.php#sthash.AnH0oZ0x.dpuf