All Comparisons
RD1000/1 1000W RMS Monoblock Subwoofer Car Audio Amplifier

RD1000/1 1000W RMS Monoblock Subwoofer Car Audio Amplifier

JL Audio
$349.99
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VS
SB 10" SUBWOOFER - DVC | 500W RMS

SB 10" SUBWOOFER - DVC | 500W RMS

Down4Sound
$749.99
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Subwoofer Spec Comparison

ParameterRD1000/1 1000W RMS Monoblock Subwoofer Car Audio AmplifierSB 10" SUBWOOFER - DVC | 500W RMS
General
RMS Power—500 W