Add dbell to Surveillance Station (Synology NVR)

IP adrress: dbell IP address [Open dbell app]

Tap > 
Settings - 4 square
Advanced settings
ONVIF settings
Look at the bottom how to write the RTSP stream

Port: 10544
Brand: Select [User Define]
Source path: /tcp/av0_0 or use RTSP stream - rtsp://username:password@IP_address:10554/tcp/av0_0
username: your dbell app username [find it from Menu>Edit>3 lines>Show password]
password: your dbell password.

Video format: H.264

On the camera’s web interface or app interface, remember to enable ONVIF and RTSP settings for this to work

Edit the detection area to exclude the top row