The Remanufactured HP CF289X Black Toner laser cartridge of Eco Tone designed for use with LaserJet Enterprise Flow MFP M528c, LaserJet Enterprise Flow MFP M528z, LaserJet Enterprise M507dn, LaserJet Enterprise M507dng, LaserJet Enterprise M507n, LaserJet Enterprise M507x, LaserJet Enterprise MFP M528dn, LaserJet Enterprise MFP M528f printers. With a yield of 10000 pages, this product ensures high-quality results while being environmentally friendly, making it an ideal choice for professional printing needs.