This Black MICR Secure Standard Yield Toner Cartridge for the M610, M611 and M612 Series helps prevent check fraud. The patented security agent forces a bright red stain to permeate through the check if chemical alteration is attempted. High adhesion properties strengthen the bond between the toner and check paper to help guarantee concise bank readability and to help prevent check scraping. This cartridge yields 10500 pages.