Seismic Audio - SA-APEF01-800 Watt Plate Amplifier for PA/DJ Subwoofer Cabinets - Class AB Sub Replacement Amp Model: SA-APEF01 Contents: 800 Watt Subwoofer Plate Amplifier Condition: New Amplifier Type: Class AB Power Rating: 800 Watts RMS; 1600 Watts Peak