Specifications: Type: NVMe USB C Converter Adapter Docking Base. Input: M Key M.2 NMVe slot. Output: USB 3.1 Type C. (Come with USB Type C to C Cable, USB Type C to Type A Adapter Connector) Transfer Speed: Connect with USB 3.1 Port: 10Gbps; Connect with USB 3.0 Port: 5Gbps; Cable length: About 30cm / 12 in.