Signa S4 is Dolby Atmos Certified to immerse you in 360 degrees of surround sound. From added ambience in music to special effects flying overhead, Signa S4 provides an incredibly realistic sound environment. Plus, standard audio played through the Signa S4 can be up-mixed to create a virtualized Atmos experience. Link in bio to shop. #SoundBars #HomeTheater #DolbyAtmos #SurroundSound #PolkAudio