Key features 4 Port Superspeed USB (Universal Serial Bus) 3.0 hub to connect up to 4 USB (Universal Serial Bus) 3.0, USB (Universal Serial Bus) 2.0 or USB (Universal Serial Bus) 1.1 devices within h&-reach Up to 5 Gbps data transfer rate; 10x faster than USB (Universal Serial Bus) 2.0, ideal to use with external hard disks or other applications using large data * Backwards compatible: Also works with all USB (Universal Serial Bus) 2.0 & USB (Universal Serial Bus) 1.1 products Optimized Power Efficiency for a lower power consumption Including high performance USB (Universal Serial Bus) 3.0 cable & wall power adapter to ensure stable operation of connected devices * 5 Gbps performance only possible when connecting USB (Universal Serial Bus) 3.0 devices to a USB (Universal Serial Bus) 3.0 port Package contents 4 Port USB (Universal Serial Bus) 3.0 hub USB (Universal Serial Bus) 3.0 cable Wall power adapter Users guide System requirements Windows 7, Vista or XP (SP3) USB (Universal Serial Bus) port (USB 3.0 port for full performance)