Speedy Inks - Compatible Lexmark 150XL Bulk Set of 9 High Yield Ink Cartridges: 3x 14N1614 Black & 2x 14N1615 Cyan, 2x 14N1616 Magenta & 2x 14N1618 Yellow For use in Lexmark: Pro715, Pro915, S315, S415, & S519 Set Includes: 14N1614 Black, 14N1615 Cyan, 14N1616 Magenta, & 14N1618 Yellow Shelf Life: 36 Months Our compatible replacement for the 150XL contains a 'smart chip' that makes internal adjustments to optimize print performance and monitors your ink levels for increased cost effectiveness. The use of aftermarket replacement cartridges and supplies does not void your printer's warranty