The YEP-621/621S features a strong warm tone, and is easy to play, with accurate intonation. Characterized by its solid, focused tonal core, it is a versatile instrument equally suitable for either ensemble or solo performance.
Specs
| Model | YEP-621S | YEP-621 |
| Key | Bb | Bb |
| Bell Material | Yellow brass | Yellow brass |
| Bell Diameter | 280mm (11") | 280mm (11") |
| Bore Size | 14.5-16.8mm (0.571-0.661") | 14.5-16.8mm (0.571-0.661") |
| Height | 664mm | 664mm |
| Valves | 3 top + 1 side | 3 top + 1 side |
| Finish | Silver-plated | Silver-plated |
| Mouthpiece | SL-51L | SL-51L |
| Case | Included | Included |