Premium ink cartridge 4-pack combo designed for compatibility with HP OfficeJet printer models. This set includes four individual cartridges in Black, Cyan, Magenta, and Yellow, each featuring integrated chips for seamless printer communication. These non-OEM replacement cartridges are engineered to provide reliable performance for professional document and photo printing. Compatible with HP OfficeJet 9110, 9110b, 9120, 9120b, 9120e, 9130, 9130b, 9130e, 9135e, 9730, and 9730e series printers. Each cartridge remains individually sealed in its original plastic packaging within the outer box.