Denwa Communications DW-820 User Manual page 21

1) When the Wi-Fi switch is turned on, the video phone can list and display all Wi-Fi
AP searched in the environment;
2) When connects to available AP in the environment, if a Wi-Fi AP is without
password protection, there is no lock icon on Wi-Fi signal, it will automatically
connect when clicked;
3) If a Wi-Fi AP is encryption, Wi-Fi signal will be added the lock icon, and when
checked, it will pop up a dialog box to enter a password. If the password is incorrect,
the connection will not be successful, as shown below: