The lady in the photos is Michi,an accordionist( Piano Accordion..mostly Classical, and diatonic,mostly traditional German folk ) and is part of the Hohner Accordion Orchestra, as well as the group Triple Sweet, which played at the Frankfurt Musical instruments festival recently ( I forgot the name )..
So . . . not only can she play a mean accordion..she is also very camera friendly : ) . . .
The new models have improvements on treble action ( smoother ), grille is wider open for more sound projection, and an adjustable left-hand strap is available.
They are available in all keys..which is new. GCF ADG FBbEb, EAD, BbAbEb..
The Compadre is MM set up the El Rey del Vallenato is MMM...set up (like the Corona III ).