Compatible with: Hewlett Packard: ENVY 5640, ENVY 5642, ENVY 5643, ENVY 5644, ENVY 5646, ENVY 5660, ENVY 7640, ENVY 7645, OfficeJet 5740, OfficeJet 5742, & OfficeJet 5745 Color: Black Pack of 2 Page Yield*: 200* *Average cartridge Page Yield* in accordance with ISO IEC 24711. *at 5% coverage (ISO/IEC standard) For best results, store in a cool, dry place. Use within 18 months of purchase for optimal performance. Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.