MICR High Yield Toner Cartridge for Hewlett Packard LaserJet 4000, 4000T, 4000N, 4000TN, 4000se, 4050, 4050T, 4050N, 4050TN and Troy 617 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.