This set includes four remanufactured toner cartridges for the HP 309A series, delivering a total yield of up to 10,000 pages. The set replaces the original HP Q2670A (black), Q2671A (cyan), Q2672A (yellow), and Q2673A (magenta) cartridges. Each cartridge is fully remanufactured, ensuring reliable performance and high-quality prints. The use of these remanufactured cartridges does not void your printer warranty, providing a cost-effective alternative to original HP products. Backed by a 2-year guarantee for peace of mind.