Sonos User Manual page 30

SONOS USER GUIDE
You'll know it's an ARC port if you see the word "ARC" on the label.
Connect the HDMI cable to the TV's HDMI ARC port.
2.
Beam's HDMI port
Note: If you can't find the word "ARC" on the label, it isn't the correct port. See
HDMI ARC port.
If your TV doesn't have an HDMI ARC port
You'll need the optical audio
Remove the protective cap from the optical adapter.
1.
ARC HDMI
adapter.
TV's HDMI ARC port
If your TV doesn't have an