Features: USB3.2 protocol is backward compatibles and supports 10Gbps theoretical transfer rate. Use metal housing more powerful heat dissipation and effective heat dissipation to ensure that long hours of operations still maintain stable transmission. Support 4TB hard disk expansion, 10Gbps data transfer, wonderful storage. Multiple-system compatibles for various operating platforms. Only support 2280 size SSD drive. Specifications: Size：about 94x39x10mm/3.7x1.54x0.39in Only support 2280 Size SSD Support:4TB hard disk expansion Support:USB3.2 protocol Support:RTL9210 Control Speed: Support 10Gbps Package Includes: 1PC For 2280 SSD Enclosure note: Due to the problemof lighting effects and shooting, there might be tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.