Brand originChina
Supported
Supported
Dahua VTH5421HB-W/VTH5421HW-W
Category
Intercom
First seen by Awernica
Oct 2026
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Software Support
Not specified
No published date
Replacement
Not specified
No verified replacement
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Specifications
From the manufacturer's product information.
System
- Main Processor
- Embedded processor
- Operating System
- Embedded Linux operating system
- Interoperability
- ONVIF; SDK
- Network Protocol
- RTSP; RTP; SIP; DNS; SSH
Basic
- Screen Type
- Capacitive touchscreen
- Display
- 7" TFT
- Screen Resolution
- 1024 × 600
- Audio Compression
- G.711a; G.711u; PCM
- Audio Input
- 1
- Audio Output
- Built-in speaker
- Audio Mode
- 2-way Audio
- Audio Enhancement
- Echo suppression
- Audio Bit Rate
- 16 kHz; 16 Bit
Function
- Communication Mode
- Full digital
- Information Release
- Receive and view text information released by the management center
- Leave Videos
- Yes (insert an SD card into the indoor monitor)
- DND Mode
- Do not disturb period can be set; Do not disturb mode
- Number of Extensions
- Villa: 9; Apartment: 4; Wi-Fi intercom: 1 main monitor, 2 extension monitors
- Wi-Fi
- Yes
- Wireless Standard
- IEEE802.11b/802.11g/802.11n
- Wireless Frequency Range
- 2,412–2,472 MHz
- Storage
- Micro SD card (up to 64 GB)
- Wireless Security Encryption
- WPA/WPA2; WPA-PSK/WPA2-PSK
Performance
- Casing
- PC + ABS
Port
- RS485
- 1
- Alarm Input
- 6
- Alarm Output
- 1
- Power Output
- 1 (12 V/200 mA)
- Door Bell
- Yes (use any alarm input port)
- Network
- One 10 /100 Mbps Ethernet
General
- Appearance Color
- White/Black
- Power Supply
- 12 VDC 1 A; Standard PoE (36–57 V, 0.35 A)
- Installation
- Surface mount
- Certifications
- CE; FCC
- 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
- 10%-95% RH (non-condensing)
- Operating Altitude
- Beneath 3000 m (9842.52 ft)
- Power Consumption
- Standby ≤ 2 W; working ≤ 6 W
- Net Weight
- 0.35 kg (0.78 lb)
- Gross Weight
- 0.56 kg (1.23 lb)
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