This set includes four remanufactured toner cartridges for the HP 646X series, featuring black, cyan, magenta, and yellow colors. Each cartridge is designed to deliver a total yield of up to 29,500 pages, ensuring high-quality prints for your HP printer. Our remanufactured cartridges are fully disassembled and rebuilt to meet strict quality standards, providing reliable performance. Using these remanufactured toners will not void your printer warranty and they are backed by a 2-year guarantee.