Dahua VTH2221A User Manual

Interface Operation 72
Key
Description
This key is gray if SD card is not installed.
Press this key to reduce volume.
Press this key to increase volume.
Press this key to answer and talk.
Press this key to refuse.
Table 6-5
6.4.5 Recent Call
View and manage the missed call, accepted call and called log of this VTH. Meanwhile, call
back the contact persons. Select “Call > Recent Call”, and the system displays “Recent Call”
interface.
In case of missed call, press on the front panel and enter recent call interface.
Figure 6-35
6.4.5.1 Callback
Select the recent call of required VTH, press [Call] to call the contact person.
6.4.5.2 Delete
Press [Edit], select a recent call record and press [Delete] to delete it.

Dahua VTH2221A Specifications

General

Brand	Dahua
Model	VTH2221A
Category	Intercom System
Language	English