Genuine Canon 719H high capacity black toner cartridge Ref 3480B002AA Up to 6,400 prints (at 5%) For the Canon i-SENSYS LBP6300dn, LBP-6300dn, LBP6650dn, LBP-6650dn, MF5840dn, MF-5840dn, MF5880dn & MF-5880dn.