Designed For The Following Printers:-Oki C5950Oki C5850Oki MC560Oki C5850NOki C5850DNSpecificationsThis pack contains the black, cyan, magenta, and yellow toner cartridges for use with the Oki printers shown above. The black toner cartridge in this rainbow pack has a page yield of 8000 pages, and the colour toners have a slightly lower yield of 6000 pages. DescriptionThese Compatible OKI toner cartridges work with your other supplies for crisp printing. With a low melt formulation and spherical microfine toner, this cartridge is designed for high resolution, high speed and high quality printing. C5850, C5950, MC560