This wall-mounted device that can carry out a whole range of tasks combines a home network system with a multi-functional switch. The circular button serves as a dimmer and light switch. It has a display that can be used as an intercom, door opener or thermostat as the situation requires. Thanks to the centralised arrangement of the various functions, the interface is easy to use. In addition, the device allows users to receive a range of information such as energy consumption data.