Control the intercom from the home phone and divert calls from the intercom to a mobile when you are not at home. The telephone interface is the perfect complement for the intercom. Installed in the house, it allows communication and door opening from any landline or wireless telephone. It also performs the telephone dialer functions, so that it is possible to divert the call from the intercom through the telephone line to a programmed telephone number. This application is very useful for private homes when the owner is away.