GOOJODOQ 4-in-1 USB 3.0 HUB High Speed 4-Port Expansion Dock DATA TRANSFER

4-in-1 Expansion Dock: 1. 4-Port USB Expansion for High-Speed Data Transfer, Simultaneous Use at Full Capacity.Thickened copper core for ample power supply, compatible with keyboard, mouse, USB drives, etc. 2. USB 3.0 Standard, Tested at 350MB/s Transfer Speed, Effortlessly Fast File Transfer, Doubled Efficiency 3. Independent Smart Chip for High-Speed and Secure Data Transfer 4. Pen-Size, Lightweight and Portable Design 5. Plug and Play, Compatible with Multiple Systems: Windows, Mac OS, Linux