TRUE IMAGE SAMLTD203L Compatible Toner Cartridge Replacement for Samsung MLT-D203L (Black) Premium quality toner with easy to install design Estimated page yield of 5,000 pages @ 5% coverage based on ISO/IEC 19752 (letter/A4 size) Compatible with Samsung Printers: ProXpress SL-M3320ND, SL-M3820, SL-M3820ND, SL-M3820DW, SL-M4020ND, SL-M3370FD, SL-M3870FD, SL-M3870FW, SL-M4070FR 1-pack True Image high yield black toner cartridge replaces Samsung MLT-D203L Warranty: Lifetime 100% satisfaction guarantee