Dahua VTH5221DW-S2 7″ IP Wi-Fi video door intercom indoor monitor 7″ TFT capacitive touch 1024×600 Wi-Fi SIP H.264 two-way audio microSD up to 32 GB PoE/DC 12 V White

Dahua VTH5221DW-S2 is an elegant and functional indoor IP intercom monitor with a 7″ TFT capacitive touchscreen, providing clear visual communication with outdoor video door stations, Wi-Fi and PoE network connectivity, two-way audio, and local micro-SD storage. It delivers a convenient and reliable access control experience for both home and office environments.

Key Advantages

• 7″ TFT capacitive touchscreen → intuitive control and clear video image

• 1024×600 resolution → sufficient detail level for everyday communication

• Wi-Fi (IEEE802.11b/g/n) → wireless network connection without additional wiring

• PoE (802.3af) support → power and data over a single Ethernet cable

• SIP protocol support → connection to IP door stations and SIP systems

• Two-way audio → clear voice communication with a visitor or the outdoor panel

• Micro-SD support up to 32 GB → local video/snapshots storage

• Built-in microphone and speaker → quality audio experience without extra equipment

Technical Specifications

• Type → IP indoor video door intercom monitor

• Model → VTH5221DW-S2

• Display → 7″ TFT capacitive touchscreen

• Resolution → 1024×600

• Video compression → H.264

• Audio compression → G.711

• Audio → built-in microphone and speaker

• Two-way audio → supported

• Network connection → Wi-Fi (IEEE802.11b/g/n) and Ethernet 10/100 Mbps

• Protocols → SIP, TCP/IP, etc.

• Alarm integration → 6 wired inputs, 8 wireless inputs (433 MHz), and 1 output

• RS-485 port → 1

• Storage → Micro-SD up to 32 GB

• Power supply → PoE (802.3af) or DC 12 V

• Operating system → built-in Linux

• Operating temperature → –10 °C to +55 °C

• Dimensions → ~215 × 140 × 21 mm

• Weight → ~0.8 kg

• Color → white

Compatibility

• Compatible with IP video door stations that support the SIP protocol (including Dahua and other SIP solutions)

• Wi-Fi provides flexible connection to the home network and DMSS mobile apps

• Supports alarm sensor integration via wired or wireless channels

• Not intended for simple analog video call functionality without IP/SIP connectivity

How to Use

• Place the monitor indoors on a wall or another easily accessible location

• Connect to a Wi-Fi network or an Ethernet (PoE) network

• Connect to an IP video door station or a SIP server for system configuration

• Configure video/audio parameters and SIP settings

• Insert a micro-SD card to store snapshots or short recordings

• Integrate sensors via alarm inputs if required

• Use two-way audio to answer door calls

Why Choose This Product
Dahua VTH5221DW-S2 provides a balanced feature set with Wi-Fi and SIP support, extensive alarm integration, and local micro-SD storage, making it a practical and flexible indoor monitor for video door systems. Its intuitive touchscreen and stable PoE connection deliver accessible, efficient, and reliable access control for everyday use.

Real-Life Use Scenarios

• Apartment entrance video communication with visitors

• Indoor monitor for a private house near the door or vestibule

• Integration with alarm sensors via wired or wireless channels

• Managing SIP voice/video calls across multiple rooms

• Storing snapshots and short videos on a micro-SD card

Package Contents

• Dahua VTH5221DW-S2 7″ indoor IP monitor

• Surface-mount bracket and accessories

About the Brand
Dahua Technology is a global security technology brand driving innovation in IP video intercom and access control systems, delivering stable, modern, and easy-to-integrate solutions for both residential and business security needs.