This set includes four compatible toner cartridges for the Dell C2660dn and Dell C2665dnf printers, featuring black, cyan, magenta, and yellow colors. Designed to deliver optimal print quality, these high-yield cartridges provide a cost-effective alternative to original Dell brand toners. The cartridges are equipped with a toner management chip system that ensures effective communication with your printer. Using compatible cartridges will not void your printer's warranty and is backed by our 100% Quality Satisfaction Guarantee.