THX Certified You\"ve got quality you can count on—these speakers have met strict performance standards to achieve THX certification. 200 watts (RMS) of power As loud as you want it. You\"ll hear—and feel immersive audio that brings music, movies, and games to life. Multiple inputs Make everything you listen to sound better with convenient RCA and 3.5 mm inputs for music, movie, and gaming devices. Powerful 2.1 system Easy, two-satellite setup and a powerful subwoofer give you big sound—even in large spaces.