Device Ports - Dahua VTA2302A Quick Start Manual

1.2.3 Device Ports

No. Name
1 MIC
2 Alarm input 1
3 Alarm input 2
4 Alarm output 1
5 Alarm output 2
Device ports
Table 1-3 Device ports description
No.
6
7
8
9
—
4
Name
Power input
RS-485
Reserved ports
Active speaker
—