The ES250P powered subwoofer is just the ticket for bringing your home theater system to life. The ES250P performs like a pro, with technology developed by the JBL Professional division. Equipped with a tried-and-true JBL PolyPlas woofer, the ES250P delivers unsurpassed low-frequency performance. Special effects in your favorite movies are loud and clear, without unwanted distortion or boominess. …