GERMANY MUSICA hand is pictured on a turntable as the Music Fair Popkomm kicks off in Berlin , Germany , 07 September 2011 . From 07 until 09 September , over 400 exhibitors from 21 different countries present their contributions and innovations in the music sector . Digital marketing is this year ' s central topic . EPA / BRITTA   PEDERSEN < 연합뉴스 모바일 앱 다운 받 기 > < 포토 매거진 >< 저작권자 ( c ) 연합뉴스 . 무단 전재 - 재배 포금 지 . >