BIC America Eviction Series RTR-EV15 15 Bi Ampable Floor Speaker Type: Floorstanding Speakers Speakers Configuration: Double-ported Bi-ampable 3-way 15 Floor Speaker Driver Units: One High Excursion Custom Eviction Series 15 woofer with a high power, heavy duty magnet, one sealed back 5 1/4 wide dispersion midrange, and one high efficiency horn tweeter with extended output to 116dB Power Rating: 430 Watts Peak, 225 Watts RMS Frequency Response: 24Hz-20kHz +/- 3dB Nominal Impedance: 8 Ohms Sensitivity: 95dB @ 2.83V/1 watt, 1 meter Dimensions & Weight: Dimensions: 43H x 17.5W x 12.5D Weight: 75 Pounds each