The product is a 4 pack of ink cartridges compatible with HP 923 printers, specifically the OfficeJet 8120 and 8130 models. The cartridges are in cyan, yellow, magenta, and black colors, with a page yield of up to 400 color pages and 500 black pages at 5% coverage. Manufactured by Kingjet and covered by a 3-year warranty, these cartridges are designed to provide reliable and high-quality printing results. Made in China, the cartridges are compatible with HP printers and offer a cost-effective solution for printing needs.