BenQ S700 - Manual (Page 66)

50 Using Your Phone
Transfer
Allows two parties to connect, while ending one's own call (one
of the two parties may be involved in an active call while the
other is either on hold or being dialed), so as to allow the two
parties to have their own call.
Using the Silent Profile
From the standby screen, you can long-press to activate the Silent
profile. Once it is activated, the phone will alert you to an incoming call
by vibrating with no ring tone.
1. When you long-press to activate the Silent profile, the phone
will vibrate for one second. The icon will appear in the standby
screen's status bar to remind you that your phone is currently using
the Silent profile.
2. To cancel the Silent profile and restore the previously active vibrant
and ring tone settings, long-press .
To set and select a profile, please enter the main menu's Settings >
Profile. See page 159.
This feature is very convenient for switching to the Silent profile
during, say, a meeting to avoid the disruption caused by a ring tone.