
adjust the volume
•
To adjust the volume, press volume up (••) or
volume down (•).
•
To mute the microphone, press volume up and
volume down (••/•) at the same time.
•
To unmute the microphone, press volume up and
volume down (••/•) at the same time again.
Your headset can deliver high-pitched tones and high-volume sounds. Exposure to such sounds may result in permanent hearing loss.
Adjust the volume to a reasonable level depending on conditions such as reception, mobile device settings and your surroundings.
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