Truer, non-simulated grays and richer blacks enhance your black and white photos. Provides smooth, crisp shades adds dramatic tone and texture; and brings great detail to shadows for striking photos. Easy to use and the advanced inkjet cartridge technology ensures excellent results you can rely on. The dyes in HP inks feature a proprietary chemical structure that fortifies them at the molecular level to better withstand the negative affects of light and pollutants, as well as stabilize the dye molecules so they stay vivid for generations. Device Types: Inkjet Printer; OEM/Compatible: OEM; Page-Yield: 340; Supply Type: Ink.