USB3.0/5Gbps quickly read/transmits less data and wait for no trouble,easy to use and use.That is,plug and use USB A USB C connector to use more flexible.Can connect multiple USB device ports to easily expand keyboard / mouse / printer game accessories and other read transmission data U disks,mobile hard disks,etc.Small and exquisite,playing around the palm,easily travel without burden. Beautiful and practical.The integrated aluminum alloy body has good compressive resistance and fast surface heat dissipation.Type: USB C USB A 4 in 1 ExtensionTake the mouth: RJ45 x 1+usb3.0 x 1+usb2.0 x 2System compatibility: Windows/Linux/ OS/Harmony OS/ ETCCompatible device: mobile phones or computers with USBC or USB A interfaceMaterial: aluminum alloyColor: GreyPackage Contents:1 x Extended DockOnly 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.