MICR toner cartridge is designed for use with Hewlett-Packard LaserJet 4300 series Intelligent Printers: 4300, 4300n, 4300tn, 4300dtn, 4300dtns and 4300dtnsl. Cartridge contains magnetic image character-recognition ink for security purposes in printing checks. Smart print cartridge is estimated to yield 18,000 pages at 5 percent coverage.
MICR Toner Cartridge