Dahua Technology VTH2421FW-P User Manual

Figure 3-33 Alarm setting
Step 2 Congure the parameters.
Table 3-10 Description of other alarm settings
Parameter
Description
Call Linkage If enabled, there will be alarm output when you call.
Local Linkage
If enabled, there will be alarm output of the local alarm device that links
with the VTH.
Duration Congure the alarm duration from 5 to 120 seconds.
Ringtone Select the ringtone
Volume Tap + and – to adjust the call volume.
3.6.3 Card Management
Issue and manage card information.
This function is only available when you select Villa as the device scene during the initialization.
Procedure
Step 1 Click Issue Card.
Step 2 Swipe the card on the corresponding VTO.
Step 3 The card information will be added to the VTH. Select from Lock 1 and Lock 2 to assign
unlock permissions.
Step 4 Click Conrm.
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Dahua Technology VTH2421FW-P Specifications

General

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