MICR Toner Cartridge for the HP LaserJet Enterprise 600 M601N, M601DN, M602DN, M602N, M602X, M603DN, M603N, M603XH; LaserJet Enterprise M4555 MFP, M4555F MFP, M4555FSKM MFP, and M4555H MFP printers. This cartridge is not generic or remanufactured. Genuine-New MICR cartridges contain all original OEM components while utilizing a specially formulated MICR toner developed to meet all US and Canadian banking standards. The toner inside of a MICR Print Solutions cartridge also contains a security feature that helps to virtually eliminate the risk of check fraud. MICR Print Solutions Genuine-New MICR products provide superior performance and is an excellent alternative to high-priced OEM products.