HP 934XL Black Ink Cartridge Usher in a new level of performance with this HP 934XL black ink cartridge. It blasts through a wide variety of documents when is installed in select printers from the HP OfficeJet range to provide outstanding images and text at a cost that’s cheaper than laser. In addition, because you’re using genuine HP products in your HP printer, it reduces the risk of problems and increased maintenance or replacements. Use this HP 934XL black ink cartridge with HP ColorLok paper in order to get outstanding results from your marketing materials day after day. Original HP high-yield ink cartridges are formulated to consistently produce professional-quality documents at a better value for frequent printing. Count on durable prints from cartridges specially designed to work with your HP printer. Compatible with HP Officejet Pro 6230 ePrinter HP Officejet Pro 6830 e-All-in-One Printer