Make calls
Make and receive calls
Make a call —  When the headset
is connected to your compatible
mobile device, make a call
normally using your mobile
device.
Answer or end a call —  Press
.
Mute or unmute the
microphone —  Press 
.
Reject a call —  Press 
 twice.
You can redial the number you last
called or use your voice to make a
call, if your mobile device
supports these features with the
headset.
Redial the last called
number —  When no call is in
progress, press 
 twice.
Activate voice dialling —  When
no call is in progress, press and
hold 
 for 2 seconds, and
follow the instructions in the user
guide of your mobile device.
Change the volume
Use the volume keys. To change
the volume quickly, press and hold
the volume keys.
To avoid increasing the volume in
noisy environments, use active
noise cancellation (ANC).
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