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ATEÏS is an international leader in public address (PA) and voice alarm (VA) technology and equipment. With headquarters in Rotterdam and offices across Europe, Singapore, the US, the Middle East and Far East, ATEÏS designs, develops and manufactures systems for installations where getting the message across to keep people informed and safe is of paramount importance...

 

http://www.railway-technology.com/contractors/public-address/ateis/