2. Why do saxphone so special?

Sax have both benfit of brsaa instrument and woodwind instrument. It has loud and clear sound like brass, but also have delicate and  exquisite performance like woodwind(EX:Seventh Night of July below the website, start at 1m 57s). And the most important of all, saxphone’s playing range is totally wide(B♭~ F) , that’s why saxphone so unique, and popular in musical society.