f.
Messages:
While
engaged
in
a
call,
you
may
browse
and/or
send/receive
SMS.
g.
Sound
recorder:
you
can
start
to
record
the
call.
h.
Mute:
On/Off.
i.
DTMF:
You
can
set
DTMF
here.
j.
Volume:
When
you
engaged
in
the
call,
you
can
decrease
and
increase
the
volume
by
pressing
Left
or
Right
navigation
key.
9.
Connect to voice mail (Network dependent)
The
handset
allows
you
to
transfer
the
incoming
call
into
the
voicemail
and
then
you
can
receive
a
notice
with
voice
message.
The
number
of
the
voicemail
center
must
be
set
first.
Frequently
Asked
Questions
1.
How to lock/unlock keypad
To
lock
:
You
can
tap
Main
menu
(Center)
key
>
Settings
>
Security
settings
>
Auto
Keypad
lock,
you
can
set
the
time
to
lock
the
keypad;
or
press
OK
key
and
star
key
to
lock
keypad.
To
unlock
:
When
the
device
entered
sleep
mode,
press
any
key
to
wake
up,
press
OK
key
and
star
key
to
unlock
keypad.
2.
How to activate the Silent mode
On
Home
menu
long
press
#
key
to
activate
Silent
mode;
and
long
press
#
key
again
to
activate
the
general
mode.
3.
How to activate Phone lock
