Dahua DHI-VTO2000-A-2-S - Analog Signal Port Usage; DHI-VTO2111 D-WP-S Overview; DHI-VTO2111 D-WP-S Front Panel

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2.2.3 Analog Signal Port
Use the analog signal port to connect to analog devices.
DHI-VTO2111D-WP-S
Front Panel
Ref
Name
Description
1
Microphone Audio input.
2
Camera Monitors door area.
3
Access card reader
Recognizes access cards and unlocks a door.
4
Indicator Light Steady Blue: Standby status
Flashing Blue: Network offline
5
Call Button Call a VTH unit or the management center.
6
Speaker Audio output.