HP 903. Cartridge capacity: Standard Yield, Black ink type: Pigment-based ink, Colour ink type: Pigment-based ink, Black ink volume: 12.4 ml, Supply type: Combo pack, Colour ink page yield: 315 pages, Colour ink volume: 4.5 ml, Quantity per pack: 4 pc(s), Black ink page yield: 300 pagesCompatible Printers: HP OfficeJet Pro 6970, HP OfficeJet Pro 6950, HP OfficeJet Pro 6968, HP OfficeJet 6950, HP OfficeJet Pro 6960, HP OfficeJet 6900 Series, HP OfficeJet Pro 6978, HP OfficeJet Pro 6868, HP OfficeJet Pro 6860 Series, HP OfficeJet Pro 6975
