VersaInk-Nano HP 63 MS Black MICR Ink Cartridge for Check Printing & 63 CS Color Cartridge Replaces HP 63 Black (F6U62AN) with bank check compliant MICR black ink and HP 63 Color (F6U61AN) . Compatible with magnetic check readers used at Retail stores & banks New x-wave MICR technology delivers powerful magnetic signal performance (&gt; 100% ANSI x9) to exceed compliance with USA & Canadian bank standards and deliver flawless check acceptance everywhere. Ultra-crisp Print quality for documents and images. Resists fading, smearing and chemical alterations. Compatible with: HP deskjet 1112, 2130, 3630, 4520, 3830, 4650 printers