This Bell Surface Mount 1 Way Door Entry System is a security aid for the home.
When fitted, it allows the user to identify who is at the door without needing to open it.
This makes it a useful tool for vulnerable people, such as the elderly and disabled.
The Bell Surface Mount 1 Way Door Entry System consists of a telephone unit with a lock release button, an electric door release lock, a transformer, a faceplate and a surface mounted door station.
It is easy to fit and provides an extra layer of security at home.
