We have 3 Epson printers, 44 inches in size. They only need the printhead to be changed. All printers have a print resolution of 2800dpi and are high-speed printers. 1- Epson P9000 Number of inks: 10 2- Epson P9890 Number of inks: 8 3- Epson P9900 Number of inks: 11 This printer has two additional colors for saturation in print colors: Green and Orange.