Ultimate surround sound with 360 Spatial Sound Mapping 360 Spatial Sound Mapping technology creates 5 phantom speakers in front of you and reflects sound off the ceiling and walls, enabling cinema-style surround sound from a single soundbar. Make everywhere the best seat Sound Field Optimization ensures optimal performance based on your room's acoustics. Sound straight from cinema Supports Dolby Atmos and DTS:X for a truly premium experience. Wireless Bluetooth streaming Stream music from smartphones and compatible devices. Immersive sound from 9 speaker units Up-firing, side-firing, and center speakers create expansive surround sound. Give your favorite music a boost DSEE Ultimate restores compressed digital music for richer listening. Do it all with BRAVIA Connect app Control setup and sound settings from your smartphone. Crystal clear voice. Precise dialogue Voice Zoom 3 powered by AI enhances voices when paired with compatible BRAVIA TVs. Effortless control with select BRAVIA TVs Sound settings appear directly in the BRAVIA Quick Settings menu. Deep bass Separated Notch Edge improves vertical amplitude symmetry, enabling more controlled diaphragm movement for deeper, clearer bass. Room-filling bass. Dual subwoofer playback Connect two subwoofers for stronger, more balanced low end.