This is a Brand New great looking and sounding Professional JINBAO 4 Valves Euphonium ,key of Bb suitable for the professional player for their concert. This well crafted hand made instrument, and made from all new heavy gauge yellow brass material. With decades of experience behind the manufacture of this fine instrument, you can be absolutely confident in its performance and durability. . * Condition:Brand new * Material: High Grade Yellow Brass * Surface: Silver nickel plating * Bell Diameter:300.00mm(11.811'') * Bore size:14.40mm(0.567'') * Key of Bb * Smoothly action4 Valves, type in tune * Beautiful Silver nickelk surface, perfect intonation, high grade quality. approved! Accessories: * Free Professional hard case * Free Silver Mouthpiece * Free white gloves.cleaning cloth...Etc.