15" 600W RMS Dual 4 Ohm Voice Coil SE Series Subwoofer
Electrical Q Value -Qes: 0.55
Mechanical Q Value -Qms: 4.3
Total Speaker Q Value -Qts: 0.49
Free Air Resonance -Fs: 22 Hz
Equivalent Compliance -VAS: 209 liters
One-Way, Linear Excursion -Xmax: 18 mm
Efficiency -SPL 1W/1m: 88 dB SPL
Effective Piston Area -SD: 810 cm^2
DC Resistance -Re: 2.8 ohm
Force Factor -Bl: 17.7
Mounting Depth - 7.75"