HP 903XL. Cartridge capacity: High (XL) Yield, Colour ink type: Pigment-based ink, Colour ink page yield: 825 pages, Colour ink volume: 9.5 mlCompatible Printers: HP OfficeJet Pro 6968, HP OfficeJet Pro 6978, HP OfficeJet 6950, HP OfficeJet 6900 Series, HP OfficeJet Pro 6860 Series, HP OfficeJet Pro 6975, HP OfficeJet Pro 6970, HP OfficeJet Pro 6960, HP OfficeJet Pro 6950, HP OfficeJet Pro 6868