Polk Audio PSW10 10" Powered Subwoofer for $79.99 Shipped
Polk Audio PSW10 10" Powered Subwoofer for $79.99 shipped. Here is a screenshot for reference. This 10" subwoofer features 50 watts of power output, line-level and speaker-level inputs, a medium-density fiberboard enclosure, 35Hz to 200Hz frequency response, and more. Most places have it for about $99.
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