[About this App] Turn your smartphone or tablet into an intercom! Answer and grant access to a visitor from anywhere, any time. [Functions] Respond to calls from the entrance station, see the video and talk with a visitor. Answer a call from the guard station and talk to a guard. Unlock your door from the application. View visitor recordings stored in the tenant station. Connect from anywhere using Wireless LAN or 4G network. [Concerning usage] ・This application will work with Aiphone