Wireless subwoofer lets you feel the action. Sound field that seems to come from the center of the TV. Adaptive Low Volume technology. Clear Voice technology makes voices more audible. 4 Sound modes: 3D movie stereo standard game. Connect with a single cable. Sound Bar Remote app - adjust volume and sound modes. Compressed music enhancer. Dolby Digital Dolby Pro Logic II audio formats. 2 Digital optical inputs. HDMI ARC and CEC. Soundbar dimensions:23.625"W x 2.5"H x 3.75"D. Subwoofer dimensions: 13.25"W x 6.25"H x 14.375"D.