Available Options During An Active Call - Siyata Mobile Truckfone Manual Del Usuario

2.5.5 Available Options During an Active Call
During an active call, the following additional actions are possible:
Placing a Call on Hold
Press the "Opt." key (Left softkey) and choose "Hold".
To reactivate the call, press the "Opt." key (Left softkey) and choose
"Unhold".
Browsing the Phonebook
Press the "Opt." key (Left softkey) and choose "Contacts".
To Mute Keying Sounds (DTMF)
Press the "Opt." key (Left softkey) and choose "DTMF Off".
Changing Volume
Press the volume control keys: Top key for increasing call volume; the
lower one for lowering volume.
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