HP 301 Black and Tri-Colour ink cartridges. Carboard packaging opened but the actual cartridges remain sealed in their original plastic packaging. Compatible with HP Deskjet, 1000, 1010, 1050, 1510, 2000, 2050, 2510, 2540, 3000, 3050. HP Envy 4500, 5530 and HP OfficeJet 2620, 4630
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