The LG SH7Q is a 5.1 Channel 800 Watt soundbar. It features 3-Inch Driver Units for Rich Audio and the 200W wireless subwoofer is designed to hit low notes with ease; for amazing volume; sound pressure and bass quality; even in large rooms.It also features AI Sound Pro; which analyses your content to help deliver enhanced performance. Enjoy great sound; whether youre watching movies; catching up on the news; or listening to music. - 5.1 Channel 800W total power Dolby Digital soundbar with wireless subwoofer - Connect via HDMI ARC; USB; Optical connection points and Bluetooth v4.2 - DTS Virtual:X™ for an immersive audio experience - AI Sound Pro for optimised sound performance