Create a full surround-sound setup with the Sonos Beam (2nd gen) sound bar, Sonos Sub 4 subwoofer, and Sonos Era 100 speakers. The sound bar delivers room-filling audio and cinematic Dolby Atmos, while built-in voice assistants make hands-free control easy. Add in the powerful bass from Sub 4 and multi-room capabilities of the speakers to bring a fully immersive audio experiencen to every room.