Waldorf Yellow Qmany have said that this is the world's best synthesizer100% perfect functioning> the core fact is, this synth is capable of just about any mind-blowing awesome sound you want. It is virtually guaranteed that you will be instantly creative.> killer for performance, and for sheer songwriting / riff writing inspiration> massive flexibility.....dial in any sound you like> works perfectly> latest OS ( 3.02 )> sound quality is astonishingthis is an unusual synth.....you will spend days (and nights) creating amazing sounds and songsBuy yourself a synth you can play for 30 years (or longer, just take care of it)this is a big, heavy synth.  it will be well packed up and will show up ready to ROCK!.