Samsung MLT-D203E Black Compatible Laser Toner Cartridge For Samsung SL-M3820 DW, SL-M3870 FW, SL-M4020 ND, and SL-M4070 FR By Tonerdeal Samsung MLT-D203E Samsung SL-M3820 DW Samsung SL-M3870 FW Samsung SL-M4020 ND Samsung SL-M4070 FR