What's in the box: TRUE IMAGE 87A CF287A black toner cartridge compatible for HP 87A 87X CF287A CF287X black toner cartridge Page Yield: 9,000 pages per 87A black toner cartridge (Letter/A4, at 5% coverage) Compatible for HP Printer: Enterprise M501dn M501n M501 series printer，M506dn M506n M506x M506 series printer, MFP M527dn M527f M527 series printer High Quality: TRUE IMAGE 87A toner cartrigde committed you with consistency, vibrant color, sharp printin TRUE IMAGE Compatible 87A Toner Cartridge Replacement for HP 87A 87X CF287A CF287X for HP Laserjet Enterprise M501dn M506dn M506n M506x, MFP M527dn M527f Printer Ink (Black, 2-pack)