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In-call options - Touch to open a numerical
keypad for typing in numbers, e.g.
when dialling call centres or other
automated telephone services.
Swap calls : To change between
the calls
Merge calls : To merge two lines
in ues
Add call : Choose to add another
person to the call
Transfer call : Connect the two
calls online and quit the user’s call.
Bluetooth - Call audio transfer to bluetooth
Speaker - Touch to turn the speaker phone on.
Mute - Touch to turn the microphone off so the
person you are talking to cannot hear you.
Hold - Touch to put a call on hold.