The Super Action 80 Series II alto is no doubt the world s most popular professional alto saxophone. Its open sound, very rich in overtones, and excellent power of projection make it a particularly versatile instrument.Key: E-flat.Range: high F sharp.Thumb rest: adjustable, in plastic.Leather pads, metal booster.Finishe: NG GO (black lacquer engraved with gold lacquered keys).Selmer Paris mouthpiece. Light or Flight case.