Sonos finally adds DTS audio support to its home theater lineup - The Verge
Understanding Dolby and DTS Surround Sound Formats
Apple TV 4K, Sonos Arc and Dolby Atmos - Apple Community
Considerable lag on a Sonos Beam when going from PCM to Dolby Digital on a 2017 Samsung TV and an Apple TV as the source. I tried both HDMI and optical adaptor.
How to Play DTS Audio on Your Sonos Beam & Arc Soundbar
How to Play DTS Audio on Your Sonos Beam & Arc Soundbar
Sonos Arc, Playbar & other products now support DTS audio - FlatpanelsHD