The pneumatic call button with a red rubber ball is used to trigger calls/emergency calls using a 2.3 m transparent plastic tube. It is primarily used in bathrooms (e.g. on the bath tub).
The pull-cord button is used to trigger calls/emergency calls using a 2.5 m pull cord and can be mounted in any location. This means that it can be fitted not only on the wall but also on the ceiling.
The switch-off button is used to cancel calls. The switch-off button Plus is used to separately cancel a toilet call and is installed in the toilet.
The call and presence button is equipped with one red and one green button. The red button is used to trigger calls and contains a red LED as a location/reassurance light.