This is a remanufactured replacement for the HP Q6511X MICR (11X) high-yield black laser toner cartridge. Designed specifically for printing checks, it features a special iron in the toner that is detectable at banks. The cartridge is built using both OEM and non-OEM components, ensuring reliable performance. This remanufactured toner is a cost-effective alternative to the original HP Q6511X cartridge, providing exceptional quality without voiding your printer's warranty. Backed by a 100% Satisfaction Guarantee.