A system for providing identification of a broadcast piece of information transmitted in a broadcast media stream by a broadcast system is provided. A reception server receives and analyzes broadcast piece of information. A recognition server connected to the reception server obtains identification data of the broadcast piece of information on the basis of the analysis. A streamer server connected to the recognition server attaches the identification data to a service transmission transmitted over a radio interface of a cellular telecommunication system and associated with the broadcast media stream, the service transmission comprising information about the content of the broadcast media stream.