A real-time music information retrieval system and methods for providing desired music information via text message to radio or television stations listeners through wireless communication devices. Listeners could retrieve information for the song that is currently being played at the radio and television station, or the songs that have previously been played. A system and method is provided to automatically send an alert message the radio and television station listeners of upcoming music broadcasting events.

 
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> Audio system with first and second units having wireless interface, and audio recievers therefor

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