Dolby Digital Plus 5.1 in Settings but not seeing Dolby Atmos indicator. TV is Sony XBR75X850E over HDMI ARC. Content is El Camino 4K on Netflix. What does the indicator look like?
Sonos Beam 2nd-gen lands: Dolby Atmos on board and Ultra HD ready
Sonos Beam: Second generation with Dolby Atmos and DTS - Market Research Telecast
Sonos Beam (Gen 2) review: A bit of Dolby Atmos makes all the difference | Engadget