Techno Beat – Opera Label:Max Music (Spain) Catalog#:NM 524 MA Format:Vinyl, 12″ Country:Spain Released:1991 Genre:Electronic Style:Techno Credits G.Ragni & G.Mensi Tracklist A1 Opera (Club Version) 5:30 B1 Opera (Instrumental Version) 5:30 … TECHNO BEAT A1 Opera (Club Version) However, simple inconvenience hindered the adoption of the Teleharmonium, due to its immense size.