The 4-Pack 218A Toner with Chip is a set of compatible laser print cartridges designed for HP Color Pro printers. This toner set includes cyan, yellow, magenta, and black cartridges specifically compatible with models 3301cdw, 3301sdw, 3301, 3201, 3301fdw, and 3201dw. The manufacturer offers a 3-year warranty for added peace of mind, making this product a reliable choice for high-quality printing results.