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Black Diamond Class D 4-Channel Full Range Amplifier | 200W RMS X 4 at 4-Ohm

Black Diamond DIA-P1800X4D Class D 4-Channel Full Range Amplifier <span style="font-s

Black Diamond 1-Channel Class D Monoblock Amplifier | 1000W RMS at 1-Ohm

Black Diamond DIA-P1000X1D 1-Channel Class D Monoblock Amplifier <span style="font-s

Black Diamond 18" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS /

Black Diamond DIA-CARBON18.1D 18" High Excursion Subwoofer with Carbon Fiber Cone | 1-Ohm <p class="...