Dahua Technology VTH2421FW-P User Manual

Table 3-5 VTH ring parameters description
Parameter Description
Ring Time
Congure the ring time when another VTH calls this VTH.
You can congure the time from 5 s to 120 s. It is 15 s by default.
Ringtone Select the ringtone for the incoming call.
Volume Tap + and – to adjust the volume.
3.6.1.2 VTO Ring
Set a ring for the connected VTO, and the device supports to set maximum 20 VTOs.
Procedure
Step 1 Select Setting > .
Step 2 Tap VTO Incoming Call Cong, and then congure parameters.
Figure 3-26 VTO ring setting
Table 3-6 VTO ring parameters description
Parameter
Description
Ring Time
Congure the ring time when a VTO calls this VTH.
You can congure the time from 15 s to 120 s.
Time for Voice
Message
Congure the time for voice message.
You can congure the time from 0 s to 90 s.
56

Dahua Technology VTH2421FW-P Specifications

General

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