Amazon.com: E-Z Ink (TM) Compatible Ink Cartridge Replacement for HP 934 and 935 Ink Cartridges Combo Pack 934XL 935XL 934 XL 935 XL to Use with Officejet Pro 6200 6230 6835 Officejet 6812 6815 6820 6800 (4 Pack) : Office Products

Product Name: E-Z Ink compatible ink cartridges replacement for HP 934XL 935XL
Package Contents: 1 x User Guide, 1 x Black 934XL, 1 x Cyan 935XL, 1 x Magenta 935XL, 1 x Yellow 935XL, total 4 cartridges
Page Yield: Black is 1000 pages per cartridge and Color is 825 Pages per cartridge (5% coverage)
Printer Compatibility: For HP OfficeJet 6800, 6812, 6815, 6820, 6822, 6825, OfficeJet Pro 6200, 6230, 6235, 6239, 6830, 6835 Printer
Premium quality ink delivers crisp text and graphics