The Polk Audio MXT12 is a 12-inch powered subwoofer designed to deliver loud, low, and effortless bass for music, movies, and gaming. It features a 100W Class A/B amplifier, a long-throw 12-inch Dynamically Balanced woofer, and a ported cabinet to achieve a frequency response as low as 24Hz. The design incorporates a rigid, braced MDF cabinet and a removable grille to minimize unwanted resonance and distortion for a cleaner sound.