Besson Prodige Euphonium 4 valve SP BE-165-2-0Besson Prodige euphoniums provide an excellent start for the careers of aspiring euphonium players. Modeled after the classic BESSON of years past, they are free blowing with an ease of tone production combined with an even response, excellent valve action, as well as being comfortable for both embouchure and fingers. The 3+1 valve system allow young players proper technique to allow transition to Sovereign or Prestige range. Key : Bb Bore :. 580