Specialising in field recording and audio art, Roland Etzin is co-founder of the record label Gruenrekorder and the Society for the Advancement of Phonography and Experimental Music. He is also part of Autumn Appreciation Society. With Stefan Militzer he released O/live via the Galaverna, the Italian multimedia sound art platform for digital productions.

gruenrekorder.de, soundcloud.com/gruenrekorder