Mackie Serie Thump 18S Subwoofer – Massimo Accordions
Amazon.com: Mackie Thump18S THUMP-18S 600W 18 inch Powered Subwoofer Powered PA Subwoofer with Dual XLR Inputs with Four EMB XLR Cable and Gravity Magnet Phone Holder Bundle : Musical Instruments
Amazon.com: Mackie THUMP Series, 18-Inch 1200-Watt Subwoofer with Professional band-pass design Dual XLR inputs Stereo high-pass and Stereo full-range outputs - Black (THUMP18S) : Electronics
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