54 notes from C1 to F 5
the first notes F0 to B0 (are not used)
here are the photos : http://www.facebook.com/media/set/?set= ... ea7ce44f7c
and here too :

SYSTEM COUPL : II/I MECANICAL


and here video : http://www.youtube.com/watch?v=84q1e0l6xzU
ship every where by UPS.
price : 1500€ + SHIP