This is a compatible Samsung Premium toner ML-1640 / 2240 / D108L / D1082L, which yields 1500 pages of printing. It is black and offers a cost-effective alternative to the original Samsung toner. This compatible toner is suitable for a wide range of Samsung printers, including models ML-1640, ML-1641, ML-1642, ML-1645, ML-2240, ML-2241, ML-1610, ML-1620, ML-2010, ML-2010R, ML-2010PR, ML-2010P, ML-2510, ML-2570, ML-2571N, as well as multifunction devices Samsung SCX-4321 and SCX-4521F.