Dahua VTH5421 Series User Manual

Interface Operation 67
Figure 6-32
 Press to talk with each other, as shown in Figure 6-33. For key description, please
refer to Table 6-6.
 Press to hang up.
Figure 6-33
6.4.4 Call from VTO
Dial VTH room no. (such as 9901) at VTO, to call VTH. Step 1
VTH pops up a waiting picture, as shown in Figure 6-34.
At VTH interface, press [Answer]. Step 2

Dahua VTH5421 Series Specifications

General

Brand	Dahua
Model	VTH5421 Series
Category	Intercom System
Language	English