Feature:1. Fine workmanship, pocket size, exquisite and small, easy to carry, to meet the multi port expansion needs of the device.2. Plug and play no need for additional drivers, Suitable for computer and mobile phone data transmission expansion.3. It is suitable for home, office or wherever you go, allowing you to expand the functions of your laptop on the go.4. Applicable mobile phones: for Samsung S8, S9, S10, for mate10, mate10pro, P20, P30, etc.5. Interface USB2.0, USB3.0. Applicable computers: support all TYPEC channel computers.Specification:Item Type: Expansion DockMaterial: ABS, Aluminum AlloyInterface: USB2.0 x 3, USB3.0 x 1USB3.0 Transfer Rate: 5.0GbpsUSB2.0 Transfer Rate: 480MbpsApplicable Computer: Support All TYPE-C Channel ComputersApplicable Mobile Phones: for S8, S9, S10, for mate10, mate10pro, P20, P30, etc..Package List:1 x Expansion Dock