This set includes four compatible Brother TN339 extra high-yield toner cartridges: black, cyan, magenta, and yellow. Engineered for reliable performance, these cartridges deliver a total yield of up to 12,000 pages, making them an economical choice for your printing needs. Each cartridge is designed to provide professional-quality output, ensuring your documents look sharp and vibrant. Backed by a full 2-year guarantee, this bundle set is perfect for keeping your home or office fully stocked with high-quality toner.