This product is a 4 Pack TN336 Toner Cartridge designed for Brother printers. It is a high-yield replacement for the Brother TN 336 model, compatible with the TN-336 series. The toner cartridges are in black, cyan, magenta, and yellow colors, utilizing laser print technology for clear and vibrant prints. Each unit is guaranteed to provide high-quality printing results for your documents and images. Ideal for professionals and individuals looking for reliable and efficient printing supplies.