Features:

• 4 Downstream (USB 3.0 A-Type) ports and 1 Upstream port
• Compatible USB specification 1.1 and 2.0
• Supports High-Speed (5G Mbps), Full-Speed (480Mbps) and Low-Speed (12Mbps) USB device profiles
• Supports: MS Windows 2000/XP/Vista/7/Mac OS(10.X or above)/Linux

NB: Please be informed this USB Hub does not include additional external power adaptor and only draws power from USB connection.