The Iomega Helium 320 GB Portable External USB 2.0 Hard Drive is a factory-sealed external drive designed for use with PCs. With a storage capacity of 320 GB and an HDD drive type, this unit offers reliable and sufficient storage space for your files and data. The USB interface allows for easy connectivity to your computer for quick data transfer and backup. Ideal for portable storage needs, this Iomega drive is a reliable and efficient solution for expanding your storage capabilities.