“The TJTR2500 trumpet is both satisfying for the beginner and extremely fun to play for the more advanced player”

Bore size: 0.465” (11.8mm) 
Bell diameter: 4.92” (125mm)
Valve material: stainless steel
Slides: cupronickel
Bell material: yellow brass
Finish: lacquer
Leadpipe: rose brass
Mouthpiece: Trevor James 7C mouthpiece
Water keys: 2
Brace: TJ acoustic
Case: Backpack style case with TJ logo
1st valve thumb saddle/ 3rd valve adjustable ring