The JBL Cinema SB170 features 220W system power, Dolby Digital, Optical and HDMI ARC, four powerful full-range drivers, and comes with a wireless subwoofer. Enjoy impressive, balanced sound with extra deep bass for movies and music entertainment. Plus, it’s Bluetooth-enabled so you can play your favorite music wirelessly from any smartphone, tablet, or laptop, and features a one-cable HDMI ARC connection that ensures a hassle-free user experience.