Machine Compatibility: HP PageWide Pro 377dw, 452dn, 452dw, 477dn, 477dw, 552dw, 577dw, 577z, PageWide Managed P55250dw, P57750dw (HP 972) - Inkjet Cartridge, Black OEM #: 972, F6T80AN Type: Inkjet Color: Black Page Yield: 3500 Non-Latex Shelf Life: 730 days