Press 1 x briefly
(for incoming call)
Press 1x briefly
(during call)
Press and hold for
approx. 3 seconds
(for incoming calls)
Press and hold for
approx. 3 seconds
(during a call)
BassBoost
You can use the BassBoost function to
increase the bass playback.
♦
Briefly press the
activate the BassBoost function.
The
Briefly press the
♦
to switch off the BassBoost function.
The light on the
out.
│
■
80
button
button
GB │ MT
Function
Accept call
Reject call
Switch play-
back between
speaker and
smartphone
button
7
lights up green.
button
button
End call
7
to
7
again
7
goes
SLB 20 A1