Easy Check Printing with RT MICR Toner RT Compatible HP 29X C4129X 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 compatible HP C4129X MICR cartridge is designed for HP Laser Printers 5000 5000dn 5000gn 5000n 5100 5100dtn 5100tn.The Renewable Toner Advantage • Better Quality And Support. The RT compatible HP 29X 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 compatible HP 29X C4129X MICR cartridge, press OK or Continue continuously to dismiss the message. The printer will resume your print job.• If you order more than one cartridge, please test them all. 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 compatible HP 29X toner cartridge.Happy Printing!