Toner cartridge with new MICR toner is designed for use with Lexmark B2442, B2546, B2650, MB2442, MB2546 and MB2650. Standard-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 6,000 pages.