Fangrui Product Details Expands Stable Connection To Connect Various Devices, One Dock For Multiple Purposes, Rid Of The Trouble Of A Single Interface On Ultra-thin , And Unlimited Connection Possibilities Multi-screen Differential Display And Easy Split-screen. With Two Hdtv Interfaces, Two Monitors Can Be Expanded To Easily Realize Split-screen Expansion For Office And Entertainment, Bringing A High-definition Visual Feast Three-port Usb3.0 Expansion Usb3.0 Interface Expansion Makes Working More Efficient. External Keyboard, Mouse, Usb Flash Drive, Hard Disk And Other Devices Can Be Easily Expanded And Doubled Efficiency The Mobile Phone Turns Into A Computer In Seconds. It Supports All Types Of Type-c Mobile Phones To Connect To Large-screen . It Can Be And Connected To U Disks, Etc., Making Mobile Office More Convenient Aluminum Alloy Shell Has Strong Heat Dissipation. Aluminum Alloy Shell Forms A Strong Protective Layer, Fast Heat Dissipation, High Temperature Resistance, More Stable Transmission, Good Texture And More