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1000W Class D Subwoofer Amplifier SMP-1000 | Outdoor Speaker Depot
STPA21-710 | Class-AB 500W RMS Plate Amplifier for Subwoofer Cabinets – Sound Town
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SP1-4000-HT Subwoofer Plate Amplifier
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M03 Subwoofer Amplifier 200W Mono Single Power Subwoofer Amp – Fosi Audio
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