MLT-D203E 10K High Yield Toner for Samsung SL-M3370 SL-M3820 SL-M3870 SL-M4020(Up to 10,000 Pages at 5% coverage) Print More for the money with this high quality Tone/Cartridge The Samsung compatible toner/cartridge offers premium quality at outstanding saving over the original OEM brand Model: Samsung SL-M3370, SL-M3820, SL-M3870, SL-M4020, SL-M4070 100% satisfaction