USB Hub, 4 Port USB 3.0 Ultra Slim Data Hub, USB Extension Hub Multi USB Port Hub, USB Splitter, USB Extender Lead Adapter for Macbook, Mac, iMac, Laptop, PC, USB Flash Drives, Mobile HDD, and More5Gbps High-Speed Date Transfer - USB 3.0 hub supports 5 Gbps stable data transfer, it is fast enough to transfer a HD movie in seconds and is backwards compatible with the transmission speed of 480Mbps (USB 2.0) and 12Mbps (USB 1.1).Ultra Slim 4 Port USB Hub - Slim 4 port USB hub for connecting up to 4 USB devices, e.g. Memory sticks, hard disks, mice, keyboards, printers, digital cameras, camcorders, speakers, scanners, card readers, etc. No need to install, plug and play.Compact Design - Take your USB hub with you wherever you go. Lightweight and Ultra-thin, compact travel format, easy to carry in laptop bags or backpacks.Built-in Protection - Designed with built-in surge protection to keep your devices safe. The overload protection for voltage and current protects the HUB and all connected devices.Easy to Use - Plug and play that supports hot-plugging, drive-free, compatible with various versions of windows, mac os 10. x and above, linux, android and other systems.