USB 3.0 4 ports PCI-E Express Controller Card 5Gbps
2. Single-lane (x1) PCI Express throughput rates up to 5Gbps.
3. Compliant with Universal Serial Bus 3.0 specification Revision 1.0.
4. Support simultaneous operation of multiple USB 3.0, USB 2.0and USB 1.1 devices.
5. Support the following speed data rates as follows: Low-speed (1.5Mbps) / Full-speed (12Mbps) / High-speed(480Mbps) / Super-speed (5Gbps).
6. Each USB port supplies maximum +5V 900mA power output to USB device.
7. Built-in 4-pin power connector for receiving extra power supply from system.
8. Hot-swapping feature allows you to connect/disconnect deviceswithout powering down the system.
9. Support Windows 7 / XP / 32 & 64 bit Vista / 98ES / DOS / Linux / 2008 / 2003.