This listing is for a genuine Brother TN-431 ink cartridge set, including cyan, magenta, and yellow cartridges. These cartridges are compatible with Brother printers and are sold in a set of three. The product is intended for office use only and comes with a Proposition 65 warning for California consumers. The cartridges are in their original packaging and have not been modified. The manufacturer does not provide a warranty for this product. Please refer to the listed SC#06/14C for compatibility with your Brother printer. Thank you for considering this listing.