Genuine HP Product - Mixed out of warranty dates (does not affect quality). For use with the following printers - [HP OfficeJet: 6950, 6951, 6954, 6956, 6958, 6960, 6961, 6962, 6963, 6964, 6965, 6966, 6968, 6970, 6971, 6974, 6975, 6976, 6978, 6979].
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