In the new modern underground parking lot with a capacity of 300 spaces with direct connection to the shopping center and the smart square of Euterpis in Maroussi, A.B.A.S supplied and installed a state-of-the-art Public Address & Voice Alarm System EN54 suitable for music and announcements, with a total power of 3.000W and 100 speakers, providing excellent and unified audio coverage for music playback as well as for the safe conduct of critical announcements in case of danger for early evacuation of the building.