Easy Check Printing with RT MICR Toner RT Modified OEM HP 58X CF258X MICR Toner Cartridge• Quantity: 1 Magnetic Toner Cartridge for Check Printing• Yield: 10k pages based on 5% coverage, prints 30k checks @ 3 per page.• Compatible Printers: the RT modified HP CF258X MICR cartridge is designed for HP Laser Printers M404dn M404dw M404n M428fdn MFP M428fdw MFP.The Renewable Toner Advantage • Better Quality And Support. The RT modified HP CF258X toner cartridge is ISO 9001 and 14001 certified and tested to ensure superior performance. We know printing is important - that's why we have a U.S. based customer support team. Contact us with any technical or product issues and we will be happy to assist you. • Earth Friendly. RT is your alternative solution that is cost effective and promotes a cleaner, greener future.Printing Tips • A common error is the “non-genuine” message. If this occurs with the RT modified OEM HP 58X CF258X cartridge, press OK or Continue repeatedly to dismiss the message. The printer will resume your print job.• Despite the extreme care we take in packaging, sometimes items are damaged during shipping and this can affect print quality. In this case, we immediately send an RT modified HP 58X toner cartridge. If you order more than one cartridge, please test them all.Happy Printing!