4 Port USB Port Expansion: This USB hub transforms one USB port into four, including support for USB flash drives, mice, keyboards, printers, or any other USB device. It's also backwards compatible with your older USB 2.0 / 1.0 devices. (USB 3.0 Hub Charging Supported!) 5Gbps Data Transfer Speed: This USB 3.0 hub splitter syncs data at blazing-fast speeds of up to 5Gbps, which is over 10 times faster than USB 2.0, fast enough to transfer an HD movie in seconds. Easy to Use: This USB port hub has a built-in high-performance chip to protect your devices and data, and supports hot swapping. No need to install any software or drivers, just plug and play. Please provide extra power via the micro USB port on the USB adapter when power-hungry devices are connected. Compact and Portable: The multi-port USB extension cable has been cleverly designed to be as thin and lightweight as possible, ideal for your ultrabook work and travel. Exquisite gift packaging, easy to store and use. Wide Compatibility: This laptop USB hub is compatible with Windows 10, 8, 7, Vista, XP, Mac OS x 10.6-10.12 or later, Linux 2.6.14 or later.