· With Chip: These 58X toner cartridges have already been installed with chips, No need to transfer OEM 58X or 58A toner chips to them· Include: 2 Pack 58X black toner compatible for HP 58X CF258X 58A CF258A· High Page Yield: 10,000 pages at 5% coverage (Letter/A4) compatible for HP 58X toner cartridge black high yield· Compatible for HP Printers: Pro M404n, Pro MFP M428fdw, Pro M404dn, Pro M404 M404dw, Pro MFP M428fdn, Pro MFP M428 M428dw, Enterprise Pro M406 M430 M406dn M430f· High Quality: TRUE IMAGE 58X Toner Cartridge compatible for HP 58X Toner Cartridge Black 2 Pack committed you with consistency, sharp printing