Owners of HP inkjet printers who need to print professional-looking documents for the office or home, and individuals who need to print documents that have a greater resistance to highlighter pen smear. HP 337 Ink Cartridges print darker, laser-quality black text that offers greater resistance to highlighter pen smear. This new black ink delivers enhanced durability and superior fade-resistance.Compatible Printers: HP PhotoSmart 8050, HP DeskJet 6940 DT, HP OfficeJet 6310 XI, HP PhotoSmart 2575, HP DeskJet 6980, HP DeskJet 5940, HP PhotoSmart C 4100, HP OfficeJet Pro K 7100, HP DeskJet 6988 XI, HP PhotoSmart D 5000 Series, HP DeskJet 6988, HP OfficeJet 6318, HP OfficeJet 6310 V, HP OfficeJet 6315, HP PhotoSmart D 5160, HP OfficeJet 100, HP PhotoSmart 8750 GP, HP OfficeJet H 470 B, HP DeskJet 6988 DT, HP DeskJet 5950, HP OfficeJet 6313, HP OfficeJet K 7100, HP OfficeJet 150 Mobile, HP…