Ports: USB 3.0 Compliant with Universal Serial Bus 3.0 Specification, Revision 1.0 Compatible with USB Specification, Revision 2.0 LED Indicates: Power Status USB 3.0 Hub Specifications: Supports Simultaneous Operation of Multiple USB 3.0, USB 2.0, and USB 1.1 Devices Data Transfer Rate: Up to 5Gbps oHot-swapping: Allows Connect/Disconnect Devices Without Powering Down the System Built-in DC Jack Power Connector: Extra Power Feed No Driver Required Package Includes 1 x 7-port USB 3.0 Hub 1 x 12V/3A AC Power Adapter 1 x USB 3.0 Data Cable 1 x User Manual Software Requirement Windows 8 Windows 7 Vista XP Mac OS 10.2 and above Hardware Requirement 1 x USB port (USB 3.0 Port Recommended for Best Performance) Weight 1.00 lb Item Dimension 4 x 1.7 x 0.9 Warranty Information 1 Year