Smart alpha 5 AI Processor 4K Gen7 auto-optimizes audio and brightness, for full immersion in action. The sound system detects the layout of your room and where you're sitting to create a dome of sound around you, perfectly tuned to your room's unique acoustics. Come day or night, Brightness Control detects the light in your space and balances the picture accordingly for crisp and clear visuals. Hear every breath and beat, as the 9.1.2 virtual surround sound system fills your space with rich, soundstage quality audio.