You must own a Synology NAS or NVR to run this app, and be running the latest Surveillance Station 9.1.0 to get the complete set of features.
DS cam makes it possible to monitor and receive alert notifications from all your surveillance cameras set up on a Synology DiskStation. Smart features such as PTZ, patrols or lens control allow for perfect control of your cameras in real-time, while advanced filters make it easy to pinpoint any specific event from large lists of recordings. You can even perform all essential management tasks, from disabling a camera to unlocking and deleting a snapshot.
Find all detailed features about the app on our website:
www.synology.com > Solutions > Surveillance > Surveillance Mobile > Specifications
https://www.synology.com/dsm/7.1/software_spec/surveillance_station