öFK120 is excellent in all possible applications such as banks, shops and other outlets where the risk of attack exists. The contact has two alarm functions both with a relay output. Alarm 1 is operated by a dual button and alarm 2 by a single button. Two separate LED indication are built-in to separate the two alarms. Alarm 1 is normally used as an attack alarm and Alarm 2 for indicating trouble or to activate a camera or other devices.