User's Manual

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Note: IT82 series default DTMF code is #. Users need to predefine the same DTMF
code of door phone and IT82. Configuration DTMF code, please consult your
administrator.
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3.11  SOS
SOSkeyisusedtocallouttheemergencynumberincaseofemergency.IT82series
will call outfor three predefined numbersin a loop, each number will be calledfor
60s(bydefault).
1. GotoSetting‐>More‐(password)>SOS
2. Setup3emergencynumber
3. SetupthecallTimeout
4. Setupthelooptime
5. ClickCONFIRMtosave