These toner cartridges all come chipped and ready to use.The remanufactured HP 415A magenta toner cartridge has a much lower yield than the 415X version also available, but is still worth considering for small offices.Still offering a respectable 2,100 estimated prints, the remanufactured Hewlett Packard magenta is pretty substantial for a standard capacity toner cartridge. Despite its size the remanufactured HP W2033A is still packed with top-quality compatible magenta toner powder that has been designed to perform like the genuine article.We have so much faith in the Hewlett Packard 415A magenta toner cartridge that this unit and the rest of the colours all come with a 100% satisfaction guarantee.