1 Ohm Minimum Impedance Class D Monoblock Operation 10,000 Watts Max Power 1,200 Watts RMS X 1 At 4 Ohms 2,000 Watts RMS X 1 At 2 Ohms 3,500 Watts RMS X1 At 1 Ohm MOSFET Power Supply With Audiophile Grade IR Transistors Military Grade SMT PCB Maintains Dynamic Performance Direct Short, Thermal, And Overload Circuit Protection 200 Millivolts To 6 Volts Low Level/RCA Input With Bridged Operation Outputs Barrier Strip Wire Terminals, 4 Gauge Power Input And 8 Gauge Speaker Outputs Variable 12 DB Low Pass And Subsonic Crossovers 12 DB Bass Boost Increases Low Octave Harmonics Dimensions: 2 In. H X 8.75 In. W X 18.25 In. L Includes Dash Mount Gain Control Module