Zapco Z-150.4 AP

4-Channel Class-AB Audiophile Amplifier. Power Output: 4x150W @ 4 Ohm, 4x275W @ 2 Ohm, 4x400W @ 1 Ohm, 2x550W Bridged @ 4 Ohm, 2x800W Bridged @ 2 Ohm. Inputs/Outputs: 4 x RCA Inputs / 2 x RCA Outputs. Zero integrated electronic crossovers.