OEM MODIFIED – Original HP CF258X Cartridge with Genuine CHIP and Ampro US & International CERTIFIED MICR toner inside. Using Genuine Components Guarantees this cartridge will work seamlessly in your printer while monitoring page counts. We are experts in the printing industry, so our toner products will produce outstanding-quality printed products without any bleeding or streaking.NEW OEM CHIP – Original HP CF258X Cartridge with Genuine CHIP guarantees this cartridge will work seamlessly in your printer while monitoring page counts.HIGH QUALITY CHECKS - Create brilliant, high-quality checks with incredibly crisps lines when you choose Ampro’s CF258X MICR cartridge.HIGH YIELD - Based on the industry-standard 5% coverage, our high yield cartridges will produce 10,000 single checks or 30,000 business checks @ 3 checks per page.TRUSTED LIFETIME GUARANTEE – Backed by 25 years of industry experience, Ampro replacement toner cartridges come with responsive U.S.-based customer service and a lifetime guarantee for quality.