The 700 mL T636100 Photo Black UltraChrome HDR Ink Cartridge from Epson is an ink cartridge designed specifically for use with Epson Stylus Pro 7890, 7900, 9890, and 9900 model printers. This ink represents the latest generation of pigment ink technology from Epson. Printers using this ink produce the widest color gamut ever offered by an Epson Stylus Pro printer.