VersaInk HP 63 MS Black MICR Ink Cartridge + 63 CS Color for Check PrintingThis combo pack includes a black MICR ink cartridge for check printing and a tri-color cartridge (cyan, yellow, magenta) for standard printing. The MICR ink generates 100% bank-compliant checks readable by magnetic check readers at retail and financial locations. The x-wave MICR technology delivers strong magnetic signal performance exceeding ANSI x9 standards for USA and Canadian banks. Compatible with select HP DeskJet, ENVY, and OfficeJet poundsProductdimensions4.0 x 10.0 x 12.0 inches