Today july 25, 2017, in the departure area of the airport Mario Mameli in Cagliari, CRS4 in collaboration with Confcommercio Sardegna, ENAC, Geasar, Sogaer, Sogeaal, has presented the technologies, especially developed for airports, passengers can interact with "CRS4 Social Wall" to get information on real-time flights and to access various forms of entertainment. In addition they can download, for free to Android and iOS, the "Airport 4 All", an application delivering all infos concerning all flights from and to the sardinian airports (Alghero, Cagliari, Olbia). This application is also suitable for use by people with hearing disabilities; children and adults have been able to experience the functions of the "CRS4 Social Wall" directly.