30 GB/IE/NI
Using the multi-function button on
earphone (MFbutton)
Use both multi-function buttons[6] on the headphones[1] to
operate the various call and playback functions.
The following table describes the operation in combination with
a paired smartphone. Due to different software statuses and
software versions, not all functions may be available.
MF button [6]
Call functions
Number of
signal tones
Press 1 x Accept call 2
End call 1
Press right MF
button 2 x
Redial 1
Press and hold
for 2 seconds
Reject call 2
Press 1 x End the current call and
answer call waiting*
2
Press and hold
for 2 seconds
Switch between 2 calls
(toggle)*
N/A