The HP CE403A 507A Magenta All-in-One Print Cartridge is a high-quality toner cartridge designed for use with HP LaserJet Enterprise 500 Color M551dn printers. This cartridge, with its vibrant magenta color, is compatible with HP printers and offers reliable, professional printing results. With its laser print technology, this cartridge ensures crisp and clear prints for all your printing needs. The HP brand ensures that you can trust the quality and compatibility of this product with your HP printer. F4