Card Information - Dahua Technology VTH2421F Series User Manual

Step 3 Tap
becomes
● VTO ring time: ring time when a VTO calls this VTH.
● VTH ring time: ring time when another VTH calls this VTH.

3.6.2 Card Information

Background Information
Issue and manage card information.
This function is only available under Villa.
Figure 3-27 Other settings
and to set the time or volume. Tap
.
to enable Ring Mute, and the icon
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