DTMF ModeDTMF Mode: Set the number of digits for the DTMF code.
1 Digit DTMF1 Digit DTMF: Define the 1-digit DTMF code within the range(0-9 and *,#) when the
DTMF Mode is set to 1-digit.
2-4 Digit DTMF2-4 Digit DTMF: Set the DTMF code based on the number of digits selected in
the DTMF Mode.
DTMF White ListDTMF White List
To secure door access via DTMF codes, you can set up the DTMF whitelist on the device web
Access Control > Relay > Access Control > Relay > O pen Relay Via DTMFOpen Relay Via DTM F interface so that only the caller numbers you
designated in the door phone can use the DTMF code to gain door access.
NoteNote
To open the door with DTMF, the intercom devices that send and receive the unlock
command must use the same mode and code. Otherwise, the DTMF unlock may fail. See
herehere for the detailed DTMF configuration steps.
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