Technical Specification

Model

VTH2020A

System

Main Processor

NEC MCU

Operation System

Simple OSD message

Video

Video Onput

1ch CVBS analog video

Audio

Audio Compression

G.711

Audio Input

All-direction Microphone

Audio Output

Built-in Loudspeaker

Bidirectional Talk

Support Dual-way Bidirectional talk

Display

LCD Screen

7“ 800x480

Operation Mode

Input

Mechanical buttons

Interface

Alarm In

6

Alarm Out

1

RS485

-

General

Insatllation

Surface

Power

DC24V

Power Consumption

Standby ≤1.5W, Work ≤4W

Working Temperature

﹣10°C~+55°C