Use Lexmark Genuine ink and paper for best results! Includes #43XL Color Print Cartridge and #44XL Black Print Cartridge.Compatible Printers: Lexmark X 9500 Series, Lexmark X 6500 Series, Lexmark X 4900 Series, Lexmark X 9300 Series, Lexmark X 4800 Series, Lexmark X 9570, Lexmark X 9350, Lexmark X 7675, Lexmark X 6575, Lexmark X 4975 VE, Lexmark X 9575, Lexmark X 9350 Business Edition, Lexmark X 4850, Lexmark X 4975, Lexmark X 4875, Lexmark X 6570, Lexmark Z 1520, Lexmark X 4950, Lexmark X 7550