Wavlink 4 Ports USB 3.0 Hub Aluminum Design Multi-function USB Dock Hot Swapping Support for MacBook, Any PC- Gray New fashion style aluminum finish creates a natural extension to your Mac computer. Saves on syncing time with data transfer rates of up to 5 Gbps (much faster than USB 2.0). Compatible with USB 2.0 and 1.1 specifications. No drivers required for Windows (32/64 bit) 10 / 8.1 / 8 / 7 / Vista / XP, Mac OS X 10.6 to 10.9, Linux 2.6.14 or above. Built-in surge protection keeps your devices and data safe and supports hot swapping. Build in surge protector in each port keeps your devices and data safe Package contents: Wavlink USB 3.0 4-Port Aluminum Hub, 12-month warranty and friendly customer service.