VisitDoor

1.Support Remote call.
2.Support Remote intercom.
3.Support Remote monitoring.
4.Support Remote pictur.
5.Support Cloud storage.
6.Support view door bell camera by wifi.
7.Support push video to app .app can call on or down the video.
8.Support motion alarm.
9.Support replay video on memory card on door bell.
10.can open the lock door by mobile app.