The TERRAMASTER D2-310 USB Type C External Hard Drive USB Enclosure USB3.1 RAID is a silver case or enclosure designed to house a 3.5-inch hard drive. It features both USB 3.0 and USB 2.0 interfaces, allowing for easy connectivity to various devices. This product, made by the brand TERRAMASTER and originating from China, is a reliable and efficient solution for expanding storage capacity and accessing data quickly.