HP OfficeJet Pro K550, K550dtn, K550dtwn, K5400, K5400dtn, K5400tn, L7580, L7680, L7780, L7650, L7550, L7750, K5400dn, L7681, L7500, K8600, K8600dn, L7590, L7555, L7480, L7600, L7700. Compatible Printers.
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