Toner cartridge with new MICR toner is designed for use with HP LaserJet Pro M404dn, M404dw, MFP M428fdn and MFP M428fdw. High-yield cartridge contains magnetic image character-recognition ink for security purposes in printing checks. It uses special MICR toner developed and tested specifically for each model printer, retaining the original components and keeping the OEM factory seal intact. Cartridge yields approximately 10,000 pages.