6th order vented Subwoofer System designed by, Dr. Poh Sur Hsu, PhD MIT. 8" long excursion driver. 150 Watt RMS subwoofer amplifier. Hand rubbed piano-black trim panel. Frequency Response: 27 to 400 Hz. 8" long excusion driver Head rubbed piano-black trim panel 150 Watt RMS subwoofer amplifier Frequency Response : 27 to 400 Hz
