Dahua Technology VTH2421F Series User Manual

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Figure 3-7 Calling
Figure 3-8 Call in progress
3.2.3.2 From Contact
Procedure
Step 1 Select
Call
>
Contact
.
Step 2 Select the one you want to call.
Step 3 Tap to start.
3.2.4 Call from User
When receiving calls from other VTHs, the following interface will be displayed.

Dahua Technology VTH2421F Series Specifications

General

Brand	Dahua Technology
Model	VTH2421F Series
Category	Conference System
Language	English