The product is a genuine HP 21 black ink cartridge C9351AE and HP 22 tri-colour ink cartridge C9352AE. The unboxed cartridges are designed for use with HP printers, specifically the HP 21 and 22 models. The ink cartridges use inkjet print technology and come in a unit quantity of 2. The black and tri-colour cartridges are ideal for printing high-quality documents and images with vibrant colours.
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