![background image](http://html.mh-extra.com/html/samsung/sgh-p850/sgh-p850_user-manual_1190975035.webp)
Call functions
33
Using In-call options
Press <
Options
> to access the following options
during a call:
•
Voice clarity on
/
Voice clarity off
: remove
extraneous noise and increases call quality so that
the person with whom you are speaking can hear
you clearly even if you are in a noise place.
•
Mute
/
Unmute
: switch off the phone's microphone
so that the other person on the phone cannot hear
you, or switch it back on.
•
Mute keys
/
Send keys
: switch the key tones off
or on.
•
Phonebook
: access the contact list.
•
Send DTMF
: send the DTMF (Dual tone multi-
frequency) tones as a group. The DTMF tones are
the tones used in phones for tone dialling,
sounding when you press the number keys. This
option is helpful for entering a password or an
account number when you call an automated
system, like a banking service.
•
Message
: create a new SMS message or access
the messages in the Inbox.
•
Join
: set up a multi-party call by adding a caller
on hold to a currently active call. You can include
up to five people on a multi-party call.
•
Split
: have a private conversation with one multi-
party call participant. The other participants can
converse with each other. After the private
conversation, select
Join
to return both all private
participants to the multi-party call.
•
Transfer
: transfer the currently active call to a
caller on hold. The two callers can talk to each
other but you are disconnected from the call.
To communicate with answering machines or
computerised telephone systems,
Send keys
must be selected.