None

- 4x USB3.0 Ports: 3x Top-Loading and 1x Side-Loading for easy Access
- Backwards Compatible with USB 2.0, 1.1 or 1.0 Devices
- Transfer Rates Up To 5Gbps, (10x Faster than USB2.0)
- Ultra-Mini HUB with 10-inch USB3.0 Cable
- Plug and Play, No Additional Driver or Software needed
- Smart Interactive

Compatibility:
- Windows XP, 2003, Vista, 7, 2008, Windows 8, 8.1 (32- or 64-Bit)
- Linux kernels 3.0 or Later and Mac Desktop or Laptop

- New Updates to Mac 10.8.2 or Later is Recommended for some Mac OS X V10.7.X Computers. (Or you can Contact 7x24 ORICO Customer Care Team for Support Anytime)
- This hub is not compatible with All 2.4GHz Bluetooth Wireless Mice, Keyboards and Speakers. Rather attach 2.4GHz Wireless Adapters to USB2.0 Ports of the Computer