System: soundbar and wireless subwoofer delivers 5.1.2-channel sound with support for Dolby Atmos Meridian Audio technologies expand image height and widen the soundfield plays high-res audio files up to 24-bit/192kHz allows pass-through of 4K content works with Google Home voice controller Sound Bar: 7 built-in speakers driven by 50 watts each two up-firing drivers are angled to reflect sound off the ceiling for overhead Atmos effects left, right, and center speakers two side-firing drivers for surround effects built-in Dolby® decoding, including Dolby TrueHD, Dolby Digital Plus, and Dolby Atmos DTS Digital Surround brackets included for wall-mounting 57-3/4"W x 2-7/16"H x 5-13/16"D weight: 16.5 lbs. Subwoofer: connects wirelessly to sound bar for flexible placement options built-in 200-watt amplifier AC power required, cord included 8-3/4"W x 15-7/16"H x 12-5/16"D weight: 16.8 lbs.