Krawallmädchen has been involved in sound research since 1999 and also plays in the Minipli 550 band, in addition to Räuberhöhle. Both bands have performed in Germany, Switzerland and Great Britain.
Räuberhöhle use numerous synthesisers (such as casio sa-11, casio m-200, casio rapman, casio mt-430, casio ca-100, casio mt-30, roland jupiter-4), electric drums (yamaha dd-55, hohner-rhythm 80, far-fisa g7, and others), toys, children's instruments and, of course, their voices.