This multipack of remanufactured high capacity toner cartridges contains one each of our TN-423BK, TN-423C, TN-423M and TN-423Y. The high capacity TN423 cartridges offer a much higher page yield than the TN421 range also available as genuine Brother toners. Filled with the same amount of toner powder, the remanufactured Brother TN423 range offers the same high page yield as the originals. The compatible toner powder within these refilled Brother TN423 cartridges has been specially designed to fuse at the same temperature, reducing waste and retaining as much print quality as possible. Although these remanufactured Brother TN423 toner cartridges have many of the same parts as the genuine article, it is necessary for some components to be changed to give the user the best quality results. These high capacity remanufactured Brother TN423 toner cartridges come with a 100% guarantee of your complete satisfaction.