Abstract: A system and method for transmitting audio data files which includes a service provider server for storing a number of audio data files and categorization data for the audio data files. A data transmitting device is provided which includes circuitry for accessing the service provider server to obtain an audio data file and said categorization data, and circuitry for wirelessly transmitting said audio data and categorization data. A data receiving and playback device is also provided which includes circuitry for wirelessly receiving the audio data file and the categorization data from the data transmitting device, and circuitry for outputting the categorization data and for decoding the audio data file to be broadcast in full stereo and audio fidelity.