This is a compatible replacement cartridge for the HP CF287X MICR (87X) black laser toner cartridge. Designed specifically for printing professional checks, this toner features a unique formulation that allows checks to be detected and processed by bank scanning systems. It delivers a high yield of up to 18,000 pages, ensuring that you can print large volumes without frequent replacements. This economical alternative to the original HP CF287X toner cartridge is a reliable choice for your printing needs, and using compatible cartridges does not void your printer warranty.