Compatible Printers: Enterprise 500 Color M551, M551n, M551dn, Color Flow MFP M575c, M575dn, M575f, M570dw, M570dn, M551xh
High Page Yields: Up to 11,000 pages per 507X (507A) CE400X CE400A black at 5% coverage(Letter/A4)
Upgraded Chip: Equipped with upgraded chip that can be recognized by the printer quickly, the smart chip allows you to monitor current toner level and order a replacement pack in time
Premium Printing Quality: with vibrant vivid color and sharp text printing, great darkness contrast, no fading, no powder leakage, no streak
Easy Installation & Wide Application: the 507X (507A) black toner cartridges is convinent & fast installation, which can be applied to office, school, home, bank, etc