- Embedded Linux Operating System with Pre-installed DSS Express Software
- Live Video Playback
- Supports Access Control and Video Intercom Integration
- Configure Video Wall Layout and Scheme
- Configure NVR Recording
- Offers Fisheye Camera Dewarping on Live View and Playback Images
- Intelligent Video System with Face Recognition
- Five-year Warranty (for products sold through an authorized Dahua dealer)
DSS Express Video Management System Server
The DSS4004-S2 Express Video Management System is a powerful, all-in-one video surveillance management system preloaded with Linux-optimized DSS Express software for system scalability and reliability. The server provides user rights management, device management, alarm management, center storage, TV wall output and, two-way audio. In addition to these VMS features, the server offers advanced features, including support for real-time face recognition and robust event management controls, features not found on many other VMS servers.