Compatible Brother MFC-J870DW inkjet cartridges from LD Products are Guaranteed to meet or exceed the print quality of the OEM (Original Equipment Manufacturer) Brother MFC-J870DW inkjet cartridges. Purchasing our compatible Brother LC103 ink cartridges is an excellent way to save money without sacrificing quality. Our compatible Brother LC103 ink cartridges have a 'Lifetime Guarantee'. The use of our compatible ink for the Brother MFC-J870DW does not void your printer's warranty. We also carry OEM inkjet cartridges for your Brother MFC-J870DW printer.