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Video Intercom/Products/DHI VTH5221DW-S


These instructions are for Generation 2, IP-based Video Intercom Devices only.
Icon Name Generation Technology SIP 2.0 Example Device 1 Example Device 2 Identifying Characteristic PC Software Mobile App
Gen2-SIP2.0-IP Gen 2 IP SIP 2.0 VTH1550CH-S DHI-VTO2000A-S "-S" at end of model name DSS or DSS Express S DSS Mobile for VDP
Specifications Manual Firmware (Part 1) Firmware (Part 2)

Build Date: 08-19-2022

Build Date: 08-19-2022

Important: Please update Part 1 successfully first before updating Part 2!


  • 7-inch Capacitive Touch Screen, 1024 x 600 Resolution
  • IPC Surveillance
  • Alarm Integration and Group Call
  • Two-door Control
  • Micro SD Card Slot, maximum 32 GB
  • Add Devices in SmartPSS via P2P Connection
  • Record and Snapshot Functions (requires SD card)
  • WiFi-enabled and PoE Power Supply
  • Surface-mounted

Firmware Update Instructions

Product Images

Product Box Box Contents SD-Card Slot Front Panel Back Panel
Product Box Box Contents SD-Card Slot Front Panel Back Panel