 ECMA-407 uses modern tools such as loudness according to ITU-R or the European Broadcasting Union and electronic fingerprint that allow internal and external synchronization, for example, with video, with additional services or with "second screens".ECMA-407 was first implemented by Swissaudec in 2014 in co-operation with Marco Mattavelli's research group at École Polytechnique Fédérale de Lausanne and was tuned by Swissaudec and Wieslaw Woszczyk’s research group at McGill University’s “Studio 22”.Ecma S5 was first presented to the public by the Convenor of Ecma TC32-TG22 at International Multimedia Telecommunications Consortium in Porto, Portugal on October 8, 2013.