Video-deurintercom-monitor DAHUA VTH5123H-W-S2, 17,8 cm (7 inch) TFT, 1024×600, Wi‑Fi, MicroSD 64 GB, wit

DAHUA VTH5123H-W-S2 is a 7" (17.8 cm) video intercom monitor designed for indoor door entry and local surveillance. The unit features a 1024×600 TFT touchscreen, built-in speakerphone and Wi‑Fi connectivity (802.11b/g/n) for integration with IP networks. It accepts a MicroSD card up to 64 GB for local video recording and snapshot storage and supports common audio codecs including G.711a, G.711u and PCM. The enclosure is made of white ABS plastic and the monitor supports surface mounting for residential or commercial interiors.

Advantages

The VTH5123H-W-S2 combines a high-resolution 7" TFT touchscreen with optional local storage to provide on-site recording and quick visual monitoring. Wi‑Fi support simplifies installation where wired Ethernet is impractical, while support for standard network protocols such as IPv4, TCP/UDP and DNS ensures interoperability with IP-based intercom systems. The device supports both half-duplex communication with outdoor stations and full-duplex communication through the mobile app, and it includes multiple alarm inputs and an alarm output for integration with external sensors and door controllers.

Suitable for

• Apartment or townhouse door entry panels and visitor screening
• Small office reception and internal access control points
• Homes where Wi‑Fi connectivity is preferred over wired networking
• Sites requiring local video recording and snapshot capture

Key specifications

• Display: 17.8 cm (7") TFT touchscreen, 1024×600 resolution
• Network: Wi‑Fi 802.11b/g/n; IPv4, TCP/UDP, DNS support
• Audio codecs: G.711a, G.711u, PCM
• Local storage: MicroSD card support up to 64 GB for video and snapshots
• Alarm interfaces: 6-channel alarm input, 1-channel alarm output
• Communication modes: half-duplex with outdoor stations, full-duplex via mobile app
• Mounting: surface mount; enclosure material: ABS plastic
• Built-in speaker(s) for hands-free communication
• Color: white; supports connection to HDCVI or IP cameras

How to use

Install the monitor on a suitable indoor wall using surface-mount hardware and connect it to power according to the installation guide. Insert a MicroSD card (up to 64 GB) into the card slot if local recording is required. Connect the unit to the local Wi‑Fi network using the touchscreen menu to enable remote calls and alarm notifications via the mobile app, or connect to wired network infrastructure if preferred. Configure alarm inputs and output to interface with door locks, sensors or external alarm systems, and pair the monitor with outdoor stations (VTOs) and compatible cameras to enable video intercom and monitoring functions.

Recommendations

For reliable remote access and recording, place the monitor within strong Wi‑Fi coverage or use a wired network connection where possible. Use a high-quality Class 10 MicroSD card formatted as specified by the manufacturer, and regularly check firmware updates and network settings to maintain compatibility and security.