Slightly plump barrel and thick-walled bell produce a deep tone with rich resonance.

Ergonomically-designed new key shape offers comfortable and natural key touch. Proprietary Yamaha key-plating is applied on the keys, allowing a focused and centered sound.

A newly shaped Eb lever is adopted as a standard, along which the entire mechanism is totally re-designed as well.

Cork pads and leather pads are optimally placed to maximize on their tonal quality, touch and functionality.

New toneholes maximize superior tone quality, even intonation and a uniformed response throughout the full range of the instrument.

The low E/F pitch correction mechanism helps bring a stabilized pitch center to that particular register.