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Dahua Technology Honored by WWF-Hong Kong as 'Smart Technology Partner' at Earth Hour 2026 Ceremony

2026-04-01

Dahua Technology Honored by WWF-Hong Kong as 'Smart Technology Partner' at Earth Hour 2026 Ceremony

VTH5421HB/VTH5421HW

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VTH5421HB/VTH5421HW

IP Indoor Monitor

Key Points
    > 7" TFT capacitive touch screen
    > 6-channel alarm input and 1-channel alarm output
    > Supports standard PoE
    > 2.5D screen glass


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Datasheet

Specifications

System

Main Processor

Embedded processor

Operating System

Embedded Linux operating system

Interoperability

ONVIF

Network Protocol

SIP; IPv4; RTSP; RTP; TCP; UDP

Basic

Screen Type

Capacitive touch screen

Display

7" TFT

Screen Resolution

1024 × 600

Audio Compression

G.711a; G.711Mu; G.711u; PCM

Audio Input

1

Audio Output

Built-in speaker

Audio Mode

Two-way audio

Audio Enhancement

Echo suppression

Audio Bit Rate

16 KHz, 16Bit

Function

Communication Mode

Full digital

Information Release

Receive and view text information released by the management center (After SD card is installed, picture information can be received and viewed.)

Leave Videos

Yes (insert an SD card into the indoor monitor)

DND Mode

DND period and DND mode can be set.

Number of Extension

Villa: 10; apartment: 6

Storage

Micro SD card (up to 64 GB)

Performance

Casing

PC + ABS

Port

RS-485

1

Alarm Input

6

Alarm Output

1

Power Output

1 (12V/100mA)

Door Bell

Yes (use any alarm input port)

Network

One 10 Mbps/100 Mbps Ethernet

General

Color

Black or white

Power Supply

12V DC 1A
Standard PoE

Power Adapter

Not included

Installation

Surface mount

Certifications

CE; FCC; UL

Accessory

Bracket and alarm ribbon cable (included)

Dimensions

189.0 mm × 130.0 mm × 26.9 mm

(7.44" × 5.12" × 1.06")

Operating Temperature

-10°C to +55°C (+14°F to 131°F)

Operating Humidity

20% to 93% (non-condensing)

Operating Altitude

Beneath 3000 m (9842.52 ft)

Power Consumption

Standby ≤ 2W; working ≤ 6W

Net Weight

384 g (0.85 lb)

Gross Weight

737 g (1.62 lb)

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Technical Documents Related Images Firmware
More Information
2020-12-18 #Datasheet
DHI-VTH5421HB_DHI-VTH5421HW_datasheet_20201218
Download
2025-07-24 #User Manual
Digital VTH (Version 4.8.1)_User Manual_V1.0.1
Download
2025-07-24 #User Manual
Video Door Phone_(Version 4.8.1)_(VTO, VTS, DSS Agile VDP, DMSS, DoLynk Care, and DoLynk Pro)_Quick Start Guide_V1.0.2
Download
2025-07-24 #User Manual
Dahua Digital Indoor Monitor_OPEN SOURCE SOFTWARE NOTICE
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2025-07-24 #User Manual
Dahua Digital Indoor Monitor_Privacy Policy
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2025-07-24 #User Manual
Dahua Digital Indoor Monitor_SOFTWARE LICENSE AGREEMENT
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