The HP 940XL M remanufactured cartridge is for those people who are looking for the best possible prints. This cartridge offers high quality ink for anyone who needs it, and gives great magenta hues to any printout. The magentas of this cartridge can make any document or image look as professional as possible, because it can bring all of your printouts to another level. The cartridge comes with 28ml of non clogging magenta ink, to make sure that every print that comes out of your printer will have vibrant reds that will make them all eye catching and attention grabbing. If you've been looking for the solution to faded reds, this cartridge is definitely for you. It is compatible with Hewlett Packard printers, specifically the HP Officejet Pro 8000, HP Officejet Pro 8500, HP Officejet Pro 8500A E, HP Officejet 8500 Premier, HP Officejet Pro 800 Wireless, and the HP Officejet Pro 8500 Wireless.