YSH-301 Sousaphones
| YSH-301 | YSH-301S | ||
|---|---|---|---|
| 調性 | Bb | Bb | |
| 琴體 | ABS resin bell, FRP body | ABS resin bell, FRP body | |
| 揚聲口直徑 | 663mm (26 1/8") | 663mm (26 1/8") | |
| 管徑 | 18.5mm (0.728") | 18.5mm (0.728") | |
| 按鍵 | 3 pistons | 3 pistons | |
| 外觀 | Clear lacquer (Slides, valve casing and leadpipe) | Silver-plated (Slides, valve casing and leadpipe) | |
| 重量 | 9.1kg | 9.1kg | |
| 吹嘴 | BB-67C4 | BB-67C4 | |
| 樂器軟袋 | Included | Included | |