Sfera modules. 2 pushbutton analogue speaker module. 4 pushbutton model -3323 40.
| Make | Terraneo |
|---|---|
| Manufacturer | BTicino International |
| Model code | 3321 20 |
| Series | Sfera audio kits Series |
| Additional info | Sfera modules. 2 pushbutton analogue speaker module. 4 pushbutton model -3323 40. |