Sonos Era 300 is a premium Smart Speaker with next-level audio that hits from every direction, Era 300 doesn’t just surround you, it puts you inside your music. Connect to all your content and devices using WiFi, Bluetooth®, and 3.5 mm line in by using the Sonos Line In Adapter. Immerse yourself in the ultimate Dolby Atmos experience when you pair two with Arc or Beam (Gen 2).