ARCON 1PK Black,5000 High Yield Page Replacement for SAMSUNG MLT-D203L MLTD203L MLTD203L MLT-D203E MLT-D203S Toner Cartridge For Samsung Pro Xpress SL-M3820DW SL-M4020ND M3870FW M4070FR Printer Alternative to OEM, comes with ONE YEAR WARRANTY from the date of purchase against manufacturer defects. Page Yield: 5000 pages at 5% coverage on Letter/A4 paper. This replacement Toner cartridge is built to ISO9001 and ISO14001 Factory Standards. Compatible with Samsung ProXpress M4020ND M3370FD M3320ND M4070FR M3870FW M3820DW