Sony XS-NW1202S Box Subwoofer (Black)

Powerful subwoofer box with a shallow, sealed enclosure
Experience louder, deeper bass with a 30 cm (12 inch) polypropylene cone
Enjoy high power handling with 1800W peak and 420W RMS power handling
A dimpled woofer cone adds extra rigidity for low and accurate bass tones
Acoustic distortion is minimized by a stroke stabilizer rubber surround
Effective Frequency Range: 32-1000 Hz ; Output Sound Pressure: 86±2 dB / 1 W / 1m ; Magnet Material: Ferrite ; Diaphragm Material: PP