The JBL ES250PWBK is a powerful 400 Watt RMS 12-inch powered subwoofer that does not require a wire to run between the source and the subwoofer. This version is in black.
It's a 10-inch (250mm), 150-watt powered subwoofer that produces the realism you want in music and movies. Proprietary JBL technologies - PolyPlas-cone woofers, a FreeFlow flared port - deliver the goods. Deep, resonant bass with no distortion. It looks great with flat-screen and plasma televisions. And gives you the feel-it-true cinema sound HDTVs deserve.
The L8400P-BK 12" 600-Watt Black Powered Subwoofer delivers all the low-frequency impact and excitement required by today's High-Definition Video and Music formats by incorporating technology originally developed for the most demanding Professional applications. The 12" Driver features a cast-aluminum frame and a massive HeatScape motor structure with Symmetrical Field Geometry...