One of the largest athletic venues in Europe and the largest in Greece is the Olympic Stadium of Athens. This venue, hosting 77.000 seats and used for Olympic Games of 2004 in Athens, has been initially designed by BOSE and sold by local distributor as the largest permanent sound system in Greece. This venue has been project managed, installed and maintained by Smart Project engineers team. This huge electroacoustic system is consisted from 26 long throw speaker clusters, 96 under balcony speakers, driven by 102 amplifiers all controlled and monitored from a digital main system communicating with fiber optics in a uninterrupted operating mode.