PRYSM is providing a radio service dedicated to dance music, specifically electronic music, coupled with a web portal 2.0. Extended target is 15/45 years with a heart of target 17/26 years Fan of electronic music, dynamic, outgoing, open minded Amateur and consumer of new media (Internet, mobile phones ... ..) and new modes of music consumption. Why make the choice of electronic music? Electronic music is now ubiquitous in our daily lives, their market share is increasing every day, and this music, born of major community events. DJs are the stars of today. They occupy the top spots in the charts, some magazines, and are now able to fill concert halls or stadiums. They are increasingly asked by advertisers to promote their products.