 
Calls
To make a call, use your mobile device 
in the normal way when the headset is 
connected to it.
To redial the number you last called (if 
your mobile device supports this 
feature with the headset), when no 
call is in progress, press the 
multifunction key twice.
To activate voice dialling (if your 
mobile device supports this feature 
with the headset), when no call is in 
progress, press and hold the 
multifunction key for about 2 seconds. 
Proceed as described in the user guide 
of the mobile device.
To answer or end a call, press the 
multifunction key. To reject a call, 
press this key twice.
To mute or unmute the microphone 
during a call, press the middle of the 
volume key. The headset beeps, and a 
 
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related icon is displayed on your 
device (if supported by the device).
To switch a call between the headset 
and a compatible connected device, 
press and hold the multifunction key 
for about 2 seconds.