Bose QUIETCOMFORT ULTRA Mode D'emploi page 15

H EA D P H O NE C O NTROLS
POWER OFF
Press and hold the Bluetooth/Power button until you hear a tone and the status light
blinks white twice.
NOTE: When the headphones are powered off, noise cancellation is disabled.
Auto-off
The headphones conserve the battery and go to sleep when you remove them from
your head and they aren't in use for 5 minutes. To wake the headphones, press and
release the Bluetooth/Power button or place them on your head.
The headphones power off after 24 hours of inactivity. To power on the headphones,
press and release the Bluetooth/Power button.
NOTE: To change the auto-off setting, use the Bose app. You can access this option
from the Settings menu.
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