Dahua VTH5221 series, Руководство пользователя

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Product Structure 4
No. Name Description
3 TF card slot TF card slot, max. 64GB.
4 RJ45 port RJ45 network cable port.
5 RJ11 port Port of connecting cable between handset and VTH.
Table 2-3
2.1.3 VTH15 Series Type A/B
In VTH15 series, different types of devices have different front panels.
Figure 2-4 VTH15 Series Type A
Icon Name Description
SOS
Press this key to call the Call Center in case of
emergency.
Menu Press this key to return to main menu.
Call
In case of incoming call, press this key to answer

the call.
During talk, press this key to hang up.

During monitoring, press this key to speak to 
apartment VTO, villa VTO and fence station.
During speaking, press this key to exit speaking.

Monitor
In standby mode, press this key to monitor the

main VTO.
During monitoring, press this key to exit monitoring.

Unlock
Press this key during calling, talking, monitoring and
speaking of VTO, so corresponding VTO will be
unlocked.
Power
indicator
If this indicator turns on in green, it represents normal
power supply.