Operation Manual

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signals to the other party. If such function is inactive, then
extension call will become impossible.
Dial Hold
SIM1 and SIM2 both support dial hold and
teleconference function. You must get the support from the
local network operator and open such service.
If you have applied for dial hold for the host, in the call
conversation process of the host, tap left softkey or “Options”
to have the following function menus:
 Pause: Pause the current call (subject to the SIM card). If
so, both parties will not be able to hear each other and the
pause option change into “Restore”. Choose “Restore” to
return normal call conversation.
 End: End the current call conversation.
 Conference: Have teleconference.
 New Call: Enter the dial interface, dial another call. After it
is connected, the previous call will pause. This function
needs the support from the network the SIM card belongs
to.
 Phonebook: Enter the directory of the phonebook.
 SMS: While having call conversation, you can view,
receive and send short messages.