Taramps DSP 3000.1 3000 Watts-RMS Compact Car Amplifier Digital Signal Processor Full Range Monoblock 1-Ohm Stable Max output power @ 13.8 VDC (2/4/8 ohms): 3592/2439/1370W RMS Max output power @ 12.6 VDC (2/4/8 ohms): 3000/2034/1142W RMS Total Harmonic distortion: 0.11% Input sensitivity for Max power: 250Mv (vol=100%) Frequency response: 8Hz - 20Khz (@-1Db), 6Hz - 25Khz (@-3Db)