Akustikkoppler is an electronic music project by Matthias Schuster (Das Institut, Geisterfahrer) and Malte Steiner (Das Kombinat, Notstandskomitee), following no rules.
For releases see Discogs. One release is Utopia on the Chilenian netlabel Amencoma

first full length album 'Im Glanz Der Nacht' is available as CDr on Hamburg label Wachsender Prozess

Some tracks from the rejected second album Sielmusik can be heard on Soundcloud.

music videos on youtube:

Der Himmel über Sankt Ellingen (2012)

Nichraucher (2008)