Blumenhofer Speakers : opinions, comments please

Has anybody here auditioned or owned the Blumenhofer speakers from Germany ? Since it is not so well known brand and/or I get not a whole lot of info about them , I feel aprehensive in considering them seriously for my upgrade . So need some views , comments , suggestions please .
No one here with any idea about Blumenhofer speakers from Germany ? May be the brand is limited to distribution in Europe only ! Any comments are welcome .