JVC TH-D565B 3.1.2 All-in-One Sound Bar with Dolby Atmos, Number of speakers: 5, Dolby Atmos, Built-in subwoofer, Audio power: 270 W Peak / 135 W RMS, HDMI / Optical. Dolby Atmos. Built-in subwoofer. - With a built-in subwoofer and 270 W peak power, you get deep bass and dynamic sound straight out of the box.