LG SPM7A 3.1.2 Channel Soundbar Dolby Atmos Bluetooth RenewedUnleash Cinematic Soundscapes at Home Bring the immersive audio experience of the cinema right into your living room with the LG SPM7A 3. 1. 2 Channel High Res Audio Sound Bar. With Dolby Atmos technology and sound tuned by Meridian, this sound bar delivers booming bass, crystal clear dialogue, and a truly immersive soundstage. Experience audio resolution that's nearly 3X higher than CD, putting you closer to the original studio recording.