Get room-filling audio with the Sonos Arc Ultra sound bar and the Sonos Era 300 multi-room speakers bundle. The Arc Ultra's 14 drivers and Dolby Atmos deliver a 9.1.4 spatial audio experience, while the Era 300 speakers has six drivers that disperse sound left, right, forward, and above. | Sonos Arc Ultra Sound Bar with Era 300 Wireless Multi-Room Speakers - Pair - Black