99U 991-993 ARC chip di ripristino automatico per stampante HP 755dn per stampante HP Pagewide
For HP PageWide Pro 750dn Printer (Y3Z44D) For HP PageWide Pro 750dw Printer (Y3Z46D) For HP PageWide Pro 772dn Multifunction Printer. For HP PageWide Color 755dn (4PZ47A). For HP PageWide Color MFP 774dn (4PZ43A).