2020. on 1 August 2008, the Commission published an edition containing speech comprehensibility requirements for electro-acoustic systems in buildings. MSZ 2082:2020 Electroacoustics. Speech comprehensibility requirements national standard, which we took the initiative in developing. The new standard, among others, helps to ensure that amplified speech information is well understood in rooms with loudspeakers.
The standard can be found on the MSZT’s website: https://ugyintezes.mszt.hu/Publications/Details/175277