Dahua VTO Series User Manual

5
Rear Panel
Ref
Name
Description
1 Tamper alarm
VTO sounds an alarm and sends an alert to the
management office if it is being removed from the wall
by force.
2 Access output port Used to connect to door locks.
3
Ethernet port
Connects to the network via an Ethernet cable.
4
Access input port Used to connect to door locks.
5
Power port Inputs 12V DC power to the VTO.
6
Analog signal port Used to connect VTO to an analog device.
7
RS-485/RS-422 port
Used to connect VTO to an RS-485 or an RS-422
device.
2.2.1 Access Control Input and Output Port
Use this port to connect the VTO to door locks. The connection method varies with different
locks: Electronic Locks, Solenoid Locks, and Motorized Locks.

Dahua VTO Series Specifications

General

Category	Intercom System
Dimensions	Varies by model
Weight	Varies by model
Model	VTO Series (multiple models exist within the series)
Video Resolution	1080p, 720p (depends on model)
Audio	Two-way audio communication
Network Interface	Ethernet (some models support Wi-Fi)
Power Supply	12V DC or PoE (Power over Ethernet), Varies by model
Operating Temperature	-30°C to +60°C (-22°F to +140°F)
Weatherproof	IP65
Supported Protocols	SIP