Pawtec 4-Port Aluminum USB 3.0 SuperSpeed Powered Hub Compact & Portable w/AC Adapter [VIA VL812-B2 Chipset] for Windows, Mac, Linux, Surface Pro 4, Macbook Pro Air Retina, iMac, Laptops and Desktops Portable 4-Port USB 3.0 Hub with SuperSpeed connection up to 5 Gbps. Backwards compatible with USB 2.0, 1.1, and 1.0 devices. Uses the latest VIA VL812 Rev B2 Chipset for fast operation. Compatible with many USB periperhals. Detachable USB 3.0 cable and DC power adapter included for easy and reliable connectivity. Compatible with Windows, Mac, and Linux. Plug and Play with no additional drivers needed. Lightweight and compact for your home and workstation. Helps organize your workspace and expand your computer's periperhal capacity.