Mackie SWA1801z - 800W 18" Active Front-Firing Subwoofer
Mackie SR18S 18-inch 1600-watt Professional Powered Subwoofer | Sweetwater
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Mackie SR18S 18-inch 1600-watt Powered Subwoofer
Mackie Thump 18S 600W 18" Powered PA Subwoofer with Dual XLR Inputs, Stereo Full-range and Highpass Outputs, Adjustable Level and Polarity Controls, Built-in Handles, and Pole Cup - Walmart.com