This is a remanufactured/compatible HP HP Q2610A - Black MICR Toner Cartridge (6000 Yield). MICR is an acronym for Magnetic Ink Character Recognition. MICR Cartridges are used for printing checks. Banks read magnetic ink differently than standard ink which allows them to reliably process checks. Magnetic Ink Recognition Toner; Regular toner mixed with IRON OXIDE particles recognized by scanning devises. Mainly used for Check printing and bar coding. Built with NEW drums and NEW components that match all ABA standards (American Bankers Association). This MICR Laser Toner Cartridge is a Black toner used in MICR check printing. For use in HP LaserJet 2300 2300 L 2300d 2300dn 2300tdn 2300n Troy 2300 MICR printers. Compatible with MICR Cartridges: Q2610A Q2610X TJN-10A 02-81127-001. Page Yield: 6 000 @ 5% coverage.