18 Inch Powered Subwoofer Bass Cabinet - 800 Watts RMS | Powered 18 Inch Sub Cab | Powered 18 Inch sub woofer | Powered 18 sub | Power | Active 18 Inch Subwoofer – Seismic Audio
BASSBOSS | DJ18S Single 18" Powered Subwoofer Discussion with David Lee - YouTube
JVC CW-DRA8 Compact powered subwoofer: 150 watts and an 8" sub at Crutchfield