Office Mountain 3-Pack Compatible Black 2 X TN560 Toner & DR500 Drum Cartridge for Brother HL-5050 MFC-8820 DCP-8025 HL-1850 MFC-8420 DCP-8020 HL-1650 HL-1870 HL-1670 HL-5070 HL-5040 Office Mountain Brand, not OEM Product. High Yield: Toner 6700 Pages/BLACK Drum 25000 Pages/BLACK per Cartridge at 5% coverage (Letter/A4) Condition: New compatible, from ISO 9001/14001 certified factory, not OEM. 100% Satisfaction Guarantee: 12-Month Warranty and 18-Month Shelf Life