This is not an OEM original brand. These are Premium Remanufactured Re-Used Cartridges. The replacement MICR toner cartridge is designed for use with Hewlett-Packard LaserJet 2100 and 2200 Series. Toner delivers a crisp, black text, fine resolution and outstanding performance. Manufactured with new after-market components, the cartridge offers an ultra-fine particle toner and a sealing process that ensures a leakproof cartridge. Cartridge yields approximately 5,000 pages. Elite Image is ISO certified.