Volume Control; Functions During A Call - Mobistel MBF-100 Manual Del Usuario

[Volume control]

Briefly press the volume up button [+] or volume down button [-]
located at the side of the hands-free car kit in order to control the
speaker volume. Eight (8) levels of volume control are available.

[Functions during a call]

Transferring a call*
Briefly press to transfer a call from your mobile phone to your
hands-free car kit while on a call (the hands-free car kit and the
mobile phone must be connected prior to this process). To transfer a
call from your hands-free car kit to your mobile phone, press and
hold volume up button [+] for 1 sec..
Call waiting*
Answer the second incoming call without ending the first call by
pressing for 1 sec. To return to the first call, simply press
again for 1 sec.
Call reject*
To activate the call reject function, press for 1 sec. when an
incoming call is detected.
MIC mute
30