ESTON 2 PACK 940 Printhead Replacement for 940 Print Head C4900A C4901A & 4 PACK (BK C M Y) 940XL High Yield Ink Cartridge (Combo Pack) Manufactured with ISO9001 certified , Each printhead and ink cartridges process 100% printing test to ensure vivid and clear color image result Package Includes: 2Pack Printhead (BK-Y, M-C) + 4 Pack Ink cartridges 940XL ( 1Black , 1Cyan , 1Magenta , 1Yellow) Compatible for officejet pro 8000. 8500, 8500A,8500A plus, 8500A premium Ink Cartridge Pages Yield: Up to 2200 Pages for Black one; Up to 1400 Pages for each color (Win by quality) 1-Year Warranty and 100% Satisfaction Guarantee. We aims at the pursuit of optimal quality at affordable price.