The Brother LC103BK 600 Page-Yield LC103BK Innobella High-Yield Ink in Black is a genuine original ink cartridge designed specifically for Brother printers. With a high page yield of up to 600 pages, this ink cartridge is compatible with various Brother printer models such as MFC-J870DW, MFC-J4510DW, and MFC-J6720DW. Featuring print technology suitable for inkjet printers, this black ink cartridge from Brother ensures crisp and clear printouts with every use. Ideal for those looking for reliable and high-quality printing supplies, this ink cartridge is a great choice for professional and personal use.