Audiopipe APSR-4120GS - 780W 4-Channel Class D Marine Amplifier

780W 4-Channel Class D Marine Amplifier Output powers (RMS) @1% 1Khz 14.4V Stereo @4 ohms: 4 x 120 Watts @ 39A Stereo @2 ohms: 4 x 195 Watts @ 71A Mono @4 ohms: 2 x 390 Watts @ 71A Frequency response: -3db - 10Hz~20KHz Crossover Range High and Low Pass: 30Hz ~ 300Hz 12dB / Octave Bass boost: 0 ~ 12dB @ 27Hz ~ 110Hz S/N Ratio (A wtg): >85dB Input Sensitivity: 0.2V – 6V Overvolt Protection: 16.5V Under-voltage protection: 8.5V Dimension: 11.1” x 8.4” x 2.5” (283 x 214 x 64mm)