Intruder alarm systems (EMA) are technical, today only electronically operated devices, which serve the object and personal protection. A burglar alarm system should
Prevent burglary, theft and robbery by deterring
notify emergency services (police, security, etc.) in an emergency,
minimize the action time of thieves, bank robbers, etc.
alert the immediate environment as well as the persons present,
help to reconstruct a burglary or robbery.