Dahua Technology DHI-VTH1550CH-S, User Manual

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DHI-VTH5221D-S / DHI-VTH5221DW-S
The DHI-VTH5221-S Series indoor monitors allow tenants to view and talk with visitors, record
call sessions, monitor the surroundings from outdoor stations and IP cameras and remotely
unlock doors. Visitors can also leave messages, which can be retrieved from the indoor
monitor. The DHI-VTH5221-S Series indoor monitors are used as part of a video intercom
solution with compatible outdoor stations.
Front Panel
No. Name Description
1,2 Camera The VTH5221D series does not have a camera.
3 Microphone Voice input.
4 Display Screen 7-in. TFT Capacitive Touch Screen
5 Unlock
Unlocks the connected VTO calling, talking, monitoring, and
talking.
6 Monitor
•
Standby mode: press to monitor the main VTO.
• Monitoring Mode: press to exit monitoring.
7 Menu Returns to the Main Menu.
8 Call
•
Press to answer an incoming call.
•
Press to hang-up an active call or to exit speaking.
• Press to speak to another intercom device in the same
complex or to a fence station.
9 SOS Calls the central station in case of emergency.
Table 2-2: DHI-VTH5221D-S / DHI-VTH5221DW-S Front Panel Keys