Haier HG-U69 Manual page 31

If it is supported by your service provider, this
function will enable you to restrict the incoming or
outgoing calls.
-Line Switching
You can switch between line 1 and line 2.
Note: It depends on the service provider whether
line 2 is available.
6.4.4.2 SIM2 call settings
Access the SIM2 call settings to use some function
such as caller id, calling waiting, calling divert, call
barring, line switching. User can refer to the SIM1
call setting.
6.4.4.3 Auto Redial
It can dial the same phone number automatically
after a failing dial with this function.
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6.4.4.4 Speed Dial
Speed dials is a shortcut to dial frequently called
numbers. Set the numbers to speed dials before
use it. User can choose the SIM1 or SIM2 to call.
6.4.4.5 SMS Auto Reply
Reply the message automatically when you have a
missed call.
6.4.4.6 Incoming Call Filter
Black List: The option can be entered to add, edit,
and delete then refused to blacklist of numbers to
operate.
White List: The option can be entered to add, edit,
delete receive a list of numbers to operate.
Call filter setting: Call options set to enter the filter
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