See also:

The concept
The iDrive combines the functions of a multitude of switches. Thus, these functions can be operated from a central location. ...

Switching on/off
Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. The state is stored for the remote control currently in use. ...

Calendar
Displaying calendarAppointments from the last 20 days and the next 50 days can be displayed. 1.  "Office" 2.  "Calendar" Appointments of the current day are displayed. ...