The ultra-portable hard drive HV620S packs up to 4TB of external storage in a drive that’s only 11.5mm thick. The design also shines with a mirror-like gloss, simple but elegant and fitting for dependable, go-anywhere storage that runs via fast USB 3.2 Gen 1. For all your content and with nearly universal device compatibility, the ADATA HV620S 4TB External Hard Drive embodies smart design that increases capacity and performance while reducing physical space requirements.