Price Match Guarantee Polk Monitor XT10 Home Subwoofer, 10" Deep Bass Woofer Experience room-filling, high-resolution sound for your movies, gaming, and music with Polk MXT10 home theater subwoofer. Featuring 100 Watts of Class D Amplification, a Dynamically Balanced acoustic array with a 10 inch long-throw, high-excursion down firing subwoofer, with consistently variable crossover, delivering crystal-clear, highly detailed bass - no matter what type of music you're listening to or where you're