This set of 4 compatible Brother TN439 ultra high yield toner cartridges includes 1 black, cyan, magenta, and yellow cartridge. Designed for use with Brother printers, these cartridges deliver professional quality output while providing an economical solution for your printing needs. Each cartridge in this bundle is tested to ensure reliability and is backed by a full 2-year guarantee. Keep your home or office fully stocked with this high-quality toner set.