I setup an Amcrest 4mp doorbell cam 9 months ago to meet the same need. It required cloud access for initial setup, set the WiFi, admin password and enable RTSP, then my Synology NAS took over recording from there and I blocked it's access to the Internet.
I setup an Amcrest 4mp doorbell cam 9 months ago to meet the same need. It required cloud access for initial setup, set the WiFi, admin password and enable RTSP, then my Synology NAS took over recording from there and I blocked it's access to the Internet.