1. M.2 Nvme Pcie Hard Disk Enclosure USB3.2 Gen2x2 20Gbps High-Speed Transmission 2. Support M Key Nvme Hard Disk Enclosure 3. USB3.2 Gen 2x2 4. USB3.2 Gen2x2 20Gbps High-Speed Transmission 5. Easy To Carry And Simple To Apply Transmission Speed:20gbps Gen2x2 External Interface:Type C Support Capacity:Up To 4TB Supported Systems:for Various Windows And for Systems Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:Space Gray Material:Aluminum alloy Package Contents: 1 x Hard Drive Box 1 x Data Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.