HP 912 4-Pack CMYK(4) Original Ink Cartridge Combo

HP 912 4-Pack CMYK(4) Original Ink Cartridge Combo. Colour ink type: Pigment-based ink, Cartridge capacity: Standard Yield, Black ink type: Pigment-based ink, Black ink volume: 8.29 ml, Supply type: Combo pack, Colour ink page yield: 315 pages, Colour ink volume: 2.93 ml, Printing colours: Black, Cyan, Magenta, Yellow, Quantity per pack: 4 pc(s), Black ink page yield: 315 pages