JBL Cinema 500 5.1 Speaker System (Black) (Discontinued by Manufacturer) Engineered to work as a system Components are designed to work together for optimal performance Voice-matched speakers - The four identical satellites are voice-matched to the center for consistent sound from speaker to speaker, creating a more realistic 360-degree sound stage Dual midrange center speaker: The Cinema 300 center speaker employs dual midrange drivers for clear, distinct movie dialog 150-watt powered subwoofer Fast-moving 8-inch (200mm) woofer delivers realistic, high impact bass Down-firing bass driver: Unlike conventional front-firing drivers, the SUB 140P Subwoofer interacts with the floor rather than nearby walls for improved bass quality