More on Amazon.com : http://www.amazon.com/gp/product/B0070Z88WU?tag=purrfectcatdi-20 <br /> <br />Yung SD300-6 300W Class D Subwoofer Plate Amplifier Module with 6 dB @ 30 Hz <br /> <br />Class D amplifier circuit with switching power supply provides excellent efficiency <br />Capable of sustained continuous output without thermal shutdown <br />Built-in limiter circuit protection prevents peak overloads <br />Low-level high level and LFE inputs for flexible interconnection <br />Manual and automatic onoff mode options
