HP 934 XL 935 XL Replacement Ink Cartridges for HP Officejet 6820 Pro 6230 6830

Compatible printers: HPOfficeJet 6220, 6800, 6812, 6815, 6820, 6822, 6825, OfficeJet Pro 6230, 6830, 6835, 6836, 6835, 6836.

eBay