● Euphonium Body ● Case (Protects your precious instrument): Hard case and soft case Instrument Key: B♭ (B flat) Material: Brass Manufacturer: Yamaha (YAMAHA) ■ Body Finish: Silver-plated ■ Height: 664mm ■ Valve System: 4 pistons (top action) ■ Bell Size: 280mm ■ Bore Size: 14.5mm (1st-3rd) / 15.5mm (4th) ■ Key: B♭ ■ Bell Material: Yellow brass ■ Included Mouthpiece: SL-48 (S) A very popular brand for euphoniums, Yamaha's student model. A standard and popular model for junior high and elementary school students due to its stable tone and operability. Expressiveness that can be played widely, from British-style brass bands to concert band sounds. Thick and rich low range and clear sound. It achieves a comfortable resistance and flexible controllability. The "YEP-321S" is a 4-piston model with a silver finish. The bright and clear sound is unique to Yamaha. This is a recommended model that allows you to enjoy the bright Yamaha sound at an affordable price. There are no noticeable scratches or dents, but please consider this a used instrument. Also, there is no warranty.