Includes: Remanufactured Compatible Ink Cartridge Replacement for HP 950 and 951 (2 Black, 1 Cyan, 1 Magenta, 1 Yellow, 5-Pack) Page Yield* Per Cartridge: 2,300* For best results, store in a cool, dry place. Use within 18 months of purchase for optimal performance. *Average cartridge Page Yield* in accordance with ISO IEC 24711. *at 5% coverage (ISO/IEC standard) Compatible with: the following HP OfficeJet Printers: Pro 251dw, 276dw MFP, 8100, 8600, 8600 Plus, 8600 Premium, 8610, 8615, 8620, 8625, & 8903 Professionally re-manufactured by SPEEDYINKS. HP is a registered trademark of HP Inc. and is not affiliated with and does not endorse SPEEDYINKS. Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.