Overview
Dahua video intercom can improve the security level and communication ability for entrances in commercial buildings. 
All of employees would receive an authorization card. If a visitor wants to enter the building, he can’t get in freely. They must use the intercom to contact receptionist at the entry door, where the security person on duty verifies their identity using the indoor monitor.

Features
>Intercom door stations for offices and any other areas in the building
>Allow access to the building for authorized persons only
>Monitor access to the building 
>Support work attendance on the intercom door station
>Emergency call to management center 
>Support integrate with alarm system
>Record audio and video message from the intercom for future use

Key Product

>3-inch STN screen, vivid pictures are on show 
>Stainless steel panel, mechanical buttons
>Adopt TCP/IP network host, support SNMP network protocol
>Network security technology, provides stable and safe operating environment
>Support night vision, voice indication
>Surface mounted & Flush mounted
>Support card and password to open the door
>Support vandal proof