Dahua VTO5110B User Manual - Page 12
Browse online or download pdf User Manual for Intercom System Dahua VTO5110B. Dahua VTO5110B 15 pages. Fast operation of analogue villa system
Also for Dahua VTO5110B: Quick Start Manual (5 pages)
3.7 2.7 Door Unlocked Overtime Alarm
When door has been opened for more than 120s, VTO will generate alarm and
meanwhile the alarm plus video will be reported to VTH.
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