Samsung Galaxy S III - More In-call Options

to the left to reject it.
2. To end the call, tap
.
 The call ends.
Mute the Ringing Sound
To mute the ringer without rejecting the call, press the Volume Key down.
Reject an Incoming Call
■ When a call arrives, drag
 The ringtone or vibration will stop and call will be sent directly to voicemail.
Phone App 87