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.
Sonos adds DTS Digital Surround support to its speakers
How to Play DTS Audio on Your Sonos Beam & Arc Soundbar
How to get DTS sound on Sonos Arc and Beam | Trusted Reviews
Sonos rollt Update für DTS Surround-Sound aus — Dolby Atmos Music folgt
Sonos S2 Operating System Updates Include DTS Digital Surround Sound - CEPRO