Bose PROFLIGHT 2 Serie Notice D'utilisation page 20

HEA DSET CO NT RO L S
POWER ON
Press the Power button I.
Power button
The Power light glows amber then blinks according to the power level.
See "Power light" on page 33.
NOTE: The first time you power on your headset, noise cancellation is fully enabled.
See "Acoustic Noise Cancellation" on page 21.
POWER OFF
Press and hold I for three seconds, then release.
When powered off, the headset provides passive audio communications.
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