Compatible Brother MFC-820CW inkjet cartridges from LD Products are Guaranteed to meet or exceed the print quality of the OEM (Original Equipment Manufacturer) Brother MFC-820CW inkjet cartridges. Purchasing our compatible Brother LC41 ink cartridges is an excellent way to save money without sacrificing quality. Our compatible Brother LC41 ink cartridges have a '100% Quality & Satisfaction Guarantee'. The use of our compatible ink for the Brother MFC-820CW does not void your printer's warranty. We also carry OEM inkjet cartridges for your Brother MFC-820CW printer.