Inktoner 4 Pack Remanufactured Ink Cartridge Replacement for HP 920xl CD975AN CD972AN CD973AN CD974AN Compatible Printers:OfficeJet 6500 AIO, OfficeJet 6500 Wireless, OfficeJet 6500A e-All-In-One, OfficeJet 6500A Plus e-All-In-One, OfficeJet Pro 6500, OfficeJet Pro 6500 Wireless, OfficeJet 6000, OfficeJet 6000 Wireless - E609n, OfficeJet 7000, OfficeJet 7500A - E910, OfficeJet 7000, OfficeJet 7500A - E910 Not made by HP Good after-sales service