Sonos CONNECT:AMP Product Manual page 24

Sonos Controller for Mac or PC
Plug a pair of headphones into the headphone jack. (Sonos will automatically drop the volume level down to 25%.)
1.
Put on your headphones and increase the volume to a comfortable listening volume.
2.
Important Note: Long term exposure to music played at high volume through headphones
can cause permanent hearing damage.
Remove the headphone jack from the back of the PLAY:5 when you are ready to resume listening through the built-in
3.
speakers.
Note: If you don't hear sound coming from your PLAY:5, check to make sure there are no
headphones plugged into the back of the unit.
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