Kenwood XR601-1

The Kenwood XR601-1 subwoofer amp offers 600 watts RMS with on board crossovers and high level input for vehicles with factory radios. Bass knob included call the store to see about better pricing in a package
Rated Power Output14.4 V  
400 W x 1 (4Ω) (20 Hz - 200 Hz, 1.0% THD)
600 W x 1 (2Ω) (100 Hz, 1.0% THD)
Frequency Response20-200Hz(±1dB)
Input Sensitivity0.2 V - 5.0 V (MIN-MAX)
Input Impedance10 kΩ
Signal to Noise Ratio100 dB