Package for Ink 61 Includes: Printer ink 61 replacement for 61xl ink cartridges combo pack (2 black),work for printers to provide crisp, vibrant and reliable prints with the latest smart chip Printer Ink 61 for 61XL Ink Cartridges Combo Pack Compatible with: OfficeJet 4635 4632 4630 2620 2621 2622 printer Printer Ink 61 for 61XL Ink Cartridges Compatible with: Envy 4500 4501 4502 4503 4504 4505 4507 5530 5531 5532 5534 5535 printer Printer Ink 61 for 61XL Ink Cartridges Compatible with: DeskJet 1000 1010 1015 1050 1051 1055 1056 1510 1512 1513 1514 2050 2510 2512 2514 2540 2541 2542 2543 2544 2545 2546 2546B 2546P 2546R 2547 2548 2549 3000 3050 3050a 3051 3051a 3052 3052a 3054 3054a 3056 3056a 3510 3511 3512 printer High Cartridge Yield for Ink 61 (approx): 750 Pages for 61XL black ink cartridge, prints more printing with "XL" ink cartridge Reliable Printing Quality: These 61xl for ink 61 black combo pack are recycled and manufactured into high yield for ink 61 for 61xl,and through the highest and strictest quality to produce you with a vibrant and crisp printing experience