LaCie External 4TB 3.2 USB drive - Like an airy loft or vast landscape, LaCie Mobile Drive articulates the beauty and importance of premium space. With up to 5TB of capacity, there s room for photos, playlists, docs, and more. And with Mac,Windows, USB-C, and USB 3.0 compatibility, access is easy. One-click or automatic backup makes file storage smooth, and our 30th anniversary diamond-cut design has an edge like no other.