This is a Brand New great looking and sounding Professional 3+1 Euphonium , compensating valves system ,key of Bb suitable for the professional player for their concert. This well crafted hand made instrument, and made from all new heavy gauge Professional 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 * Level: Professional * Material: Professional Yellow brass Body, Cupronickel tuning pipe ,rose brass leadpipe.Rose Brass mouth of pipe * Surface: Gold * Bell Diameter:300.00mm * Bore size:15~16.80mm * Key of Bb * 4 Monel Valves * Smoothly action 3+1 Valves, Professiona compensating valves system, type in tune * Beautiful attractive Gold , perfect intonation, high grade quality. approved! Accessories: * Free professional hard case * Free Silver Mouthpiece * Free white gloves.cleaning cloth...Etc.