This 4-pack ink set includes high-yield cartridges in Black, Cyan, Magenta, and Yellow. Each unit is designed to provide consistent print quality and performance for various printing tasks in home or office environments. These cartridges work with HP OfficeJet Pro 8100, 8600, 8610, 8615, 8620, 8625, 8630, 8640, and 8660 printers. The set is also suitable for use with HP OfficeJet Pro 251dw and 276dw models, offering a complete color replacement solution.The ink cartridges arrive in new open box condition and are ready for immediate installation. Each cartridge is engineered for reliable page yields and sharp text production, ensuring your printer remains productive for all your document and graphics needs.