The HP 937 CMYK Original Ink Cartridge 4-Pack is a high-quality office product specifically designed for OfficeJet Pro 9120e, 9130e, and 9720 printers. This combo pack includes four cartridges in black, cyan, magenta, and yellow colours, each offering a standard yield for long-lasting printing needs. Manufactured by HP, the cartridges are reliable and compatible with the specified printer models, ensuring consistent and vibrant colour results. With a pack quantity of 1, this product is ideal for businesses and offices requiring professional printing solutions.