The app is used to see the picture the internet doorbell takes when a visitor press the doorbell.Then the master can tell who is the visitor,and decide whether to take action ,like open the door or just leave it.It is very convenient.
The app is used to see the picture the internet doorbell takes when a visitor press the doorbell.Then the master can tell who is the visitor,and decide whether to take action ,like open the door or just leave it.It is very convenient.