Description Technical data ATTRIBUTE VALUE Size of base element 12″ Power endurance RMS 850W Impact resistance MAX 1250W Frequency range 20-500hz Impedance 2×4 Ohms FS 32.018Hz QES 0.567 QMS 5,137 QTS 0.511 Vase 55.758L Sensitivity 93dB BL 10,872 CMS 148.210u M/N MMS 166.715g Installation depth 180 mm