UNUM PEN = discendi apparatus + MP3 player + repeater + story apparatus + ludus apparatus + recordator + U orbis
Parametri calamum loquentes
| Materiae | ABS et Eco-amica Plastic |
| Jack | Earphone Jack et USB Jack |
| memoria | 8GB |
| color | Libitum |
| Linguae | Linguae ullae |
| libri | Liber educational cum bene impressis Coated Paper |
| Potentia copia | Lithium Rechargeable altilium |
| altilium | 350mAh/3.7V |
| praecipiens nibh | CE Certificatus Euro Type 700mAh/5V |
| USB linea | Alba 60cm |
| Earphone | Album cum High Quality |
Multi-functional Audio Book pro haedos eruditionis
