This set includes four compatible Brother TN433 high yield toner cartridges: one black and one each of cyan, magenta, and yellow. Designed for use with Brother laser printers, these cartridges ensure professional quality output for your home or office needs. Each cartridge is tested for reliability and performance, providing a cost-effective solution for your printing requirements. Backed by a full 2-year guarantee, you can trust this bundle to keep your printer running smoothly.