✓ The Rockville dB13 is a class D monoblock high power amplifier with 3,000 watts peak output, 1,500 watts RMS output, and 750 watts CEA-2006 rated power. All of the mono amplifiers in the dB series are 2 ohm stable. They are all CEA-2006 compliant, which makes it easy to compare this amplifier to other CEA compliant amps on the market.