| YEP-621S | ||
|---|---|---|
| 調性 | Bb | |
| 揚聲口直徑 | 280mm (11") | |
| 管徑 | 14.5-16.8mm (0.571-0.661") | |
| 外觀 | Silver-plated | |
| 吹嘴 | SL-51L | |
| 樂器盒 | Included | |
| 琴身 | Yellow brass | |
| Height | 664mm | |
| Valves | 3 top + 1 side | |
| YEP-621S | ||
|---|---|---|
| 調性 | Bb | |
| 揚聲口直徑 | 280mm (11") | |
| 管徑 | 14.5-16.8mm (0.571-0.661") | |
| 外觀 | Silver-plated | |
| 吹嘴 | SL-51L | |
| 樂器盒 | Included | |
| 琴身 | Yellow brass | |
| Height | 664mm | |
| Valves | 3 top + 1 side | |
