DHI-DSSExpress8-Alarm-Device- License

"One access control channel license for DSS Express V8, no prerequisite. Note: For access control devices with video channels, the video channel license is required."

"DSS Professional V8 access control channel base package includes 16 door licenses and is a prerequisite for access control channel expansion. Note: For access control devices with video channels, the video channel license is required."

">Linux OS, an economical surveillance system >Simple deployment, one-key upgrade >Safe and stable, high reliability >Embrace openness, high compatibility >Max support 256 video channels >Support 100 online users, unlimited user management."