The Rockwood XR-3910 Xplore Series Subwoofer is 10" in Size and will distribute 1100 watts of peak power * Peak Power Handling 1100 Watts * Size: 10" * Frequency Response 28 Hz - 2 kHz * Sensitivity 90 dB * Impedance 4 ohm (Dual Coil)
The Rockwood XR-3912 Xplore Series Subwoofer is 12" in size and will distribute 1200 watts of peak power * Peak Power Handling 1200 Watts * Size: 12" * Frequency Response 28 Hz - 2 kHz * Sensitivity 90 dB * Impedance 4 ohm (Dual Coil)