Tosca are an Austrian music group consisting of Richard Dorfmeister and Rupert Huber.

Richard Dorfmeister and Rupert Huber first met in school, and began experimenting with tape machines, Indian music, and poetry lyrics, under the name of Dehli9.

His compositions were featured by Wiener Festwochen (Private Exile, 2004), Centre Pompidou (Sonic Process, 2002) and Ars Electronica (Radiotopia, 2002) as well as in TV series (C.S.I.

[2] The musical trademark of Tosca is a cheerful laid-back feel that emanates a warm, sexy, and occasionally melancholic atmosphere.

[4] In 2013 their sixth studio album Odeon featuring vocalists Sarah Callier, Rodney Hunter and JJ Jones was released on their longtime home of !K7 Records.