Samsung SGH-X838 User Manual page 41

Samsung sgh-x838: users guide
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• Mute keys/Send keys: switch the key
tones off or on.
To communicate with answering machines or
computerised telephone systems, Send
keys must be selected.
• 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.
• Phonebook: access the contact list.
• SIM service: access special services, such
as news, weather forecasts, entertainment,
and location services, provided by your SIM
card. This option is available when you use a
SIM card supporting SIM Application Toolkit
menus.
• Join: set up a multi-party call by adding a
caller on hold to a currently active call. You
can include up to 5 people on a multi-party
call.
• Private: 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 private participants to the multi-
party call.
• Removed: disconnect one multi-party call
participant.
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