?Multi-Protection?The USB multiple port hub designed with exclusive protection system to avoid over current, over voltage, short circuit and high temperature, effectively protect the hub and connected devices. ?Professional Design?Powered USB multi port hub is made of wall mountable metal housing with durable attractive finish allows easy installation in any environment, you can securely mount the USB port hub to most surfaces such as a wall, under a desk or rack. ?Wide Compatibility?The multi port USB expander for laptops supports the most OS: Windows 7, 8, 10, XP, Vista/; Mac OS X and Higher; Linux; Unix. Supports plug-and-play and hot-swapping. No software or drivers are required, fit for office, home and school. ?Superspeed Data Transfer?Using the USB 3.0 hub to sync data at blazing speeds up to 5Gbps (Note: actual rate will depend on the capability of your device), up to 10x faster than USB 2. 0, fast enough to transfer HD movies or files in seconds, and it is backwards compatible with USB 2.0/1.1. Every port supports Hot Plug. ?Multi-port USB Hub 3.0?7-Port USB Hub or power adapter USB extension hub supports most commonly used USB devices, such as U disks, mouse, card readers, keyboards, gaming devices, HDD, etc. Upgrade and expand the connection capabilities of your laptop, or desktop.