The product is a new 4 pack of 400GB HP LTO2 Ultrium data cartridges, model number C7972A. These cartridges are specifically designed for high-capacity data storage, with each cartridge providing 400GB of storage space. Produced by HP, a trusted brand in the industry, these Grade A cartridges are reliable and offer excellent performance for storing and accessing large amounts of data. Ideal for businesses and individuals looking for efficient and secure storage solutions.