Dahua Technology VTH2421FW-P User Manual

1.1.5 VTH5221D Series
Figure 1-5 Front panel
Table 1-1 Icon description
Icon Name Description
SOS Emergency call.
Call
●
Answer call.
●
During call, press to hang up.
●
During monitoring, press to speak to unit VTO, villa VTO,
fence station and verifying VTO.
●
During speaking, press to exit speaking.
Menu Go to main menu.
Monitor
●
In standby mode, press to monitor the main VTO.
●
During monitoring, press to exit monitoring.
Unlock
When calling, talking, monitoring and speaking to VTO, press to
unlock corresponding VTO.
5

Dahua Technology VTH2421FW-P Specifications

General

Brand	Dahua Technology
Model	VTH2421FW-P
Category	Intercom System
Language	English