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Basic use
17
English
■ Adjust the headset volume
The headset automatically adjusts the volume according to
ambient noise. To set the minimum volume, press the
volume key up to increase or down to decrease the volume,
or use the keys of the mobile device. To adjust the volume
quickly, press and hold the volume key in the desired
direction.
■ Mute or unmute the microphone
To mute or unmute the microphone during a call, press the
middle of the volume key.
■ Switch the call between headset and
mobile device
To switch the call from the headset to the connected mobile
device, press and hold the power key for about 2 to 3
seconds (the headset switches off), or use the respective
function in your device. To switch the call back to the
headset, switch on the headset, or press and hold the
answer/end key (when the headset is on).