Anc - Plantronics Voyager Focus UC User Manual

• Hold both the Mute
and Call buttons for more than 4 seconds until the LED flashes purple
then red. Repeat to reactivate; the LED flashes purple then blue.
NOTE Sensors cannot be disabled while streaming audio.

ANC

Active Noise Cancelling (ANC) reduces unwanted noise.
Your headset ships with ANC on. To turn ANC off, slide the stitch away from "ANC."
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