EPS Replacement MLT-D203E 10K High Yield Toner for Samsung ProXpress M3870FW, M4070FR, M3820DW, M4020ND Premium Compatible Toner Cartridges w/ Lifetime Warranty. Yield: Up to 10,000 Pages at 5% coverage Compatible Printer: Samsung All-in-One Machines	ProXpress M3870FW, M4070FR, M3820DW, M4020ND Compatible OEM Model: MLT-D203E, MLT-D203, MLTD203E This replacement toner cartridge is built to ISO9001 and ISO14001 Factory Standards.