Specs:
Nominal Impedance: 4 Ohm
RMS Power Handling: 70 W (with recommended crossover)
Peak Power Handling: 200 W (with recommended crossover)
Frequency Response: 47 Hz - 20 kHz
Sensitivity (2.83 V/1 M): 89 dB
Recommended Amplifier RMS Power Range: 15 W - 75 W