Compatible Premium Toner Cartridges 645A (C9730A) Remanufactured Black Toner - for use in HP PrintersFor Following Printers: Color LaserJet 5500dn, Color LaserJet 5500dtn, Color LaserJet 5500hdn, Color LaserJet 5500n, Color LaserJet 5550, Color LaserJet 5550dn, Color LaserJet 5550dtn, Color LaserJet 5550hdn, Color LaserJet 5550nYield: 13,000 Pages