This set includes two black ink cartridges for HP printers. The cartridges are compatible with the Officejet 4500 series, including models G510g, G510h, G510a, G510n, J4525, J4535, J4540, J4550, J4580, J4585, J4624, J4660, J4680, and J4680c. They are also compatible with the Officejet J4525, J4535, J4540, J4550, J4580, J4585, J4624, J4660, J4680, and J4680c. The cartridges are manufactured by Hallolux and are designed for inkjet print technology. Each cartridge has a manufacturer warranty of one year. The color of the cartridges is black.
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