If you press the button while you are talking, the options menu will be displayed. From this menu, you can put the call on hold or display a profile.
|Hold||Put the call on hold.|
|Dial Pad||Enter digits.
You can send tone signals. Tones are used for phone conversations that must be controlled by entry of digits, such as when you call an answering machine.
|Hang Up||Disconnect the phone call.|
|View Profile||Display the contact's profile.|