Key: Key of Eb
Body Material: Gold-Lacquered Brass Body
Neck: Gold-Lacquered Brass Neck
Key Material: Gold-Lacquered Brass Keys
Auxiliary Keys: High F# Auxiliary Key
Pads: Plastic Tone Boosters
Sping Material: Stainless Steel Springs
Adjustable Screw Design: Upper and Lower Stack Adjustment Screws (Patented)
Case: MyCase (JAS500A) or Backpack Softcase (JAS500Q)