Mackie SR18S – 18” 1600W Professional Powered Subwoofer – CamposMusic
Mackie Thump TH-18S Powered Subwoofer - The Midi Store
Mackie SR18S – 18” 1600W Professional Powered Subwoofer – CamposMusic
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
Buy Mackie DRM18S-P 18" Passive Subwoofer | Sam Ash Music