Verykool s810 - Manual (Page 34)

29
when the phone makes an outgoing call and the other side is unable
to answer, then the phone will auto redial the number for a
maximum of seven times. You can cancel dialing the current
number when calling.
Headset auto answer: set the function on to enable your phone to
answer the incoming call automatically after five seconds when you
are using a headset.
IP number setting: you can create a list of prefix name and prefix
numbers that are used for IP dial.
Alert tone: you can set the tone of connection or minute alert on/off.
Firewall: you can view, edit, add from phone book, delete, delete all
the record in blacklist/whitelist; you also can set select blacklist,
whitelist, unknown incoming call barring from Mode. If set the
blacklist mode on, the number in the list is blocked; if set the
whitelist mode on, only the number in the list is allowed to dial in; if
set to unknown incoming call barring on, the number that is not
stored in the phone book is blocked; set to off to remove the
Firewall.
Security
Enter the security interface, you can operate as follows:
PIN activate: the function can prevent others from using your SIM
card without your permission. After the SIM card PIN code is
activated, correct PIN code must be inputted every time when the
mobile phone is powered on; otherwise you can only make
emergency calls.
Note:
PIN code is the operating password giving access to the SIM
card. The SIM card will be locked, if incorrect PIN code is
entered for 3 consecutive times. When locked, you will need