SONATA
| Key | Bb |
| Bore | 11mm |
| Bell Diameter | 128mm |
| Leadpipe | Conical |
| Leadpipe Material | Gold Brass |
| Body Material | Gold Brass |
| Bell Material | Gold Brass |
| Main Tuning Slide Material | Gold Brass |
| Rotary Valves Material | White Brass |
| 3rd Rotary Valves | Trigger Device |
| Rotary Valves Q'ty | 3 |
| Finish | Lacquered |
| Handmade in Germany |