
What the buttons do
The headset initiates the function only after the button is released.
Press it to
Press & hold it for
2 seconds to
4 seconds to
Multi-function button (
MFB
)
In standby: Redial the most recently
dialed number.
During an incoming call: Answer the call.
During a call: Hang up.
In standby: Activate voice dialing.
During an incoming call: Reject the call.
During a call: Transfer the call to your
phone (or back).
Turn the
headset on
or off.
Press it to
Press & hold it for
2 seconds to
4 seconds to
Volume
Up
During a call: Increase
the call volume.
NA
During a call-waiting call: Put the active
call on hold and switch to the waiting call.
Volume
DoWn
During a call: Decrease
the call volume.
During a call: Mute the
microphone.
During a call-waiting call: Hang up the
active call and switch to the waiting call.