Genuine Lexmark cartridges generate optimum print quality using fade-resistant, concentrated dye based inks with small ink drop size for vibrant colour, clarity & detail for brilliant photos & sharp images. Perfect for high volume printing! Page yields may vary based on factors such as machine model, media, print mode, print file type & print applications. -------------------------------------------------------------------------------- For use with the Lexmark Z11, Z31, 3200, 5000, 5700, 5770, 7000, 7200 & 7200V printers. Also for use with Lexmark Optra Color 40 & Optra Color 45.