Lexmark Z645 Color Inkjet Printer Print Technology: Thermal Inkjet Color Technology: 4 Color Inkjet - Cyan, Magenta, Yellow, Black (with black cartridge installed) Print Resolution: Black up to 2400 x 1200 dpi; color up to 4800 x 1200 dpi. Maximum Print Speed: (Draft, Black) Up to 17 ppm; (Draft, Color) Up to 9 ppm. Duty Cycle: Maximum 2000 pages per month