Samsung SGH-E750 User Manual page 33

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Call functions
3. Press <Options> and select End held call to end
the call on hold.
4. To end the current call, press [
Using the Speakerphone feature
Use the speakerphone feature to talk and listen with
the phone a short distance away.
Press [
] to activate the Speakerphone feature.
Press the key again to switch back to the earpiece.
Using In-call options
Press <Options> to access the following options
during a call:
Mute/Unmute: switch off the phone's microphone
so that the other person on the phone cannot hear
you, or switch it back on.
Phonebook: access the contact list.
Mute keys/Send keys: switch the key tones on
or off.
To communicate with answering machines or
computerised telephone systems, Send keys
must be selected.
30
].
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: read an incoming message and send a
new message.
p. 49
Call transferred to BT/Call transferred to
phone: switch the call to a Bluetooth headset or
hands-free car kit or back to the phone.
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 AT menus.
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.

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