Fundamentos de la enseñanza del español a hispanohablantes en los EE.UU.
| Country | USA |
| Brand | StarlitGem |
| Manufacturer | Eartec co. |
| Binding | Electronics |
| Model | Eartec UltraLITE PRO16 |
| Warranty | 1 year |
| Color | Single |
| Size | 2 x Single |
| UnitCount | 2 |
| EANs | 5061059880079 |
| ReleaseDate | 0000-00-00 |