Renewable Toner 15A C7115A Compatible MICR Toner Cartridge for Check Printing for HP LaserJet Printers: 1000 1005 1200 1200n 1200se 1220 1220se 3300 3310 3310 3320 3320 3320n 3320n 3330 3330 3380 MFP Lifetime Warranty. We always honor our warranty, even if the Amazon return window has closed. Contact us directly with any questions or issues. RT MICR Cartridge with magnetic toner for check printing. OEM #: HP 15A / C7115A | Standard Yield: 2,500 Pages based on 5% coverage; prints 7.5k checks @ 3 per page For use in HP LaserJet Printers: 1000 / 1005 / 1200 / 1200n / 1200se / 1220 / 1220se / 3300 / 3310 / 3310 / 3320 / 3320 / 3320n / 3320n / 3330 / 3330 / 3380 MFP RT is the manufacturer of this MICR toner cartridge. The listing of any RT product is not intended to imply any endorsement or direct affiliation with the OEM trademark owner.