These Lexmark No.80 Colour remanufactured ink cartridges can be used with Compaq A100, Compaq A1000, Compaq A900, Compaq C3-1000 Compaq IJ1200, Compaq IJ300, Compaq IJ700, Compaq IJ750, Compaq IJ900, Lexmark JP3200, Lexmark JP5000, Lexmark JP5700, Lexmark JP5770, Lexmark JP7000, Lexmark JP7200, Lexmark OPTRA40, Lexmark OPTRA45, Lexmark Z11,Lexmark Z31, Lexmark Z42, Lexmark Z43, Samsung MJ4500, Samsung MJ4500C, Samsung MSYS4700, Samsung MSYS4800, Samsung SCX1000, Samsung SF4700 and the Samsung Smartjet printer.