JBL Woofer 15? Inch Full range Loudspeaker 15 LX 700 RMS Power 700 Watts 8 Ohm. The LX700 speaker line is ideal for equipping two- or three-way speaker systems. Nominal RMS Power 700 Watts. Resonance Frequency (FS) 39.20Hz. Total Quality Factor (QTS) 0.39. Equivalent speaker volume (Vas) 184.67 L. Max displacement peak (Xmax) 7.7mm.... Read More