1. Work Efficiently And Scale Easily 2. 3 Seconds Transmission 1g, High-Speed Transmission, 18t , Easy Reading, Four-Port Simultaneous Reading, Efficient Office, Keyboard And Mouse Connection, Refuse Delay 3. Strong Power Supply, Easy Connection, Reserved 5v Power Supply Port, Easy To Drive 18t -Capacity 4. High-Speed Transfer, Win With Fast, Usb3.0 High-Speed Transfer, Files Can Be Easily Transferred In Seconds, And The Efficiency Is Doubled 5.It Can Support The Simultaneous Use Of Four Ports, Stable And Reliable, And Solve The Problem Of Insufficient Computer Interface Product Name: Round Hub Input Interface: Usb-C Output Interface: 4*Usb3.0Transfer Rate: 5gbps Line Length: 0.3 Meters Supported : Windows, Os And Linux Colour:black type:YX2-C Material:plastic Size: 8 x 8 x 29.6cm Package Contents: 1 x Hub 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.