OEM-Genuine HP Black Toner C4149A Page Yield 17,000 pages. FOR: HP Color LaserJet 8500, HP Color LaserJet 8500dn, HP Color LaserJet 8500n, HP Color LaserJet 8550, HP Color LaserJet 8550dn, HP Color LaserJet 8550gn, HP Color LaserJet 8550MFP, HP Color LaserJet 8550n. Page Yield 17,000 pages, also see: C4149A,C4150A,C4151A,C4152A,C4153A,C4155A,C4154A
What is OEM? OEM means Original Equipment Manufacturer, in other words it's a genuine toner, inkjet, or ribbon directly made by its manufacturer and labeled by the manufacturer.