As the Original OKI Black 44469804 Toner Cartridge is a brand new product, designed, manufactured and tested by using Genuine OKI parts, you can enjoy guaranteed compatibility with your OKI C510dn/C530dn Printer. The Genuine 44469804 will produce high resolution, laser sharp prints for the life of the Cartridge, eliminating the need for reprints, improving workflow. The Original High Capacity Black 44469804 Toner Cartridge boasts a page yield of around 5000 (based on a 5% coverage) making this Cartridge ideal for use in the home or small office environment. The genuine 44469804 will provide accurate Toner levels throughout its life, giving the user plenty of time to reorder supplies.