This set includes four compatible replacement toner cartridges for the HP 653A/653X series, delivering a total yield of up to 37,500 pages. The cartridges replace the original HP CF320X (high yield black), CF321A (cyan), CF322A (yellow), and CF323A (magenta) toners, ensuring flawless performance with your HP printer. Using these compatible cartridges does not void your printer's warranty and provides a cost-effective printing solution. Each cartridge is fully backed by a 2-year guarantee.