EDGE EDB12D2-E0 Subwoofer Subwoofer Size: 12" (323mm) RMS Power: 600 watts Peak Power: 1200 watts Sensitivity: 88dB Frequency Response: 25Hz - 850Hz Impedance: Dual 2 Ohms Voice Coil: 2" 4 Layer Recommended Amplifier: EDB500.1-E9