FUSION Apollo Amplifier, Monoblock, 2000 Watt Apollo Series MS-AP12000 2000-Watt (650 Watts RMS @ 4 ohms) Monoblock amplifier for use with subwoofers. Features Class-D amp, Easy-Tune, LED indicator, conformal coated PCBs, powder-coated aluminum finish, and easy installation. MFG# 010-02284-10