A genuine HP C9730A toner cartridge. Get the best results from your HP printing system. HP Smart technology and chemically-grown toner formulas in HP 645A LaserJet Toner Cartridges work with your printer to deliver accurate, consistent colour and reliable, cost-effective performance. Colour: Black Approx. page yield: 13,000 For use with the following printers: HP Color Laserjet 5500, 5500dn, 5500dtn, 5500hdn, 5500n, 5550, 5550dn, 5550dtn, 5550hdn.
