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Support G.711,G.729 etc codec voice intercom;
Support SIP 2.0(RFC3261) and related RFC protocol;
Unlock function (swipe or communication) ;
Visitor leave message;
Calling indoor extension for two-way conversation;
Software upgrading on line;
WEB remote management of Terminal malfunction or status.
![]() Support G.711,G.729 etc codec voice intercom; Support SIP 2.0(RFC3261) and related RFC protocol; Unlock function (swipe or communication) ; Visitor leave message; Calling indoor extension for two-way conversation; Software upgrading on line; WEB remote management of Terminal malfunction or status. |