Overview Brand : M4U Specially Made For You Color : Black Compatible Devices : Enterprise 500 Color M551, M551n, M551dn, Color Flow MFP M575c, M575dn, M575f, M570dw, M570dn, M551xh Enterprise 500 Color M551, M551n, M551dn, Color Flow MFP M575c, M575dn, M575f, M570dw, M570dn, M551xh Compatibility Options : Remanufactured Page Yield : 11000 About this item 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