Farfisa is a manufacturer of electronics based in Osimo, Italy. The Farfisa brand name is commonly associated with a series of compact electronic organs and later, a series of multi-timbral synthesizers.
Farfisa Professional (PP/222 and PP/221)
The original single keyboard organ with gray keys. There are two models, with and without foot pedals. Used by Sly and the Family Stone, Jean-Michel Jarre, Tangerine Dream, Sun Ra, Kevin Ayers, François de Roubaix, Anthony Cedric Vuagniaux, Amon Düül II, Art Neville, and Hugh Banton of Van der Graaf Generator.
This model later evolved to the VIP 345 and VIP 370.
Professional DUO
Double keyboard version with bass pedals and every known option (white keys). There are two models. This model later evolved to the VIP 400, VIP 500, and VIP 600.
Professional Piano
Used by Ralf Hutter of Kraftwerk (track Tanzmuzik), Edgar Froese of Tangerine Dream throughout 1975 and Irmin Schmidt of Can. There are two models, and a Super Piano model in a console style with amp and speakers.