| Part Number | TN-321BK , TN321BK |
| Codice a barre | 4977766734967 |
| Tipo | Toner |
| Colore | Nero |
| Resa | 2500 pagine |
| Stampanti compatibili | Brother DCP-L8400CDN , Brother DCP-L8450CDW , Brother HL-L8250CDN , Brother HL-L8350CDW , Brother MFC-L8650CDW , Brother MFC-L8850CDW |
