Upgrade your PC with support for the latest in USB technology with a 2-Port SuperSpeed USB 3.0 PCI Express Adapter Controller Card. SuperSpeed USB 3.0 boasts data transfer rates of up to 5Gbps- more than 10X that of its predecessor. With quick and easy installation, you'll enjoy the lightning fast transfer rates of USB 3.0 devices performing at full speed potential.

Features
Low profile bracket for small form factor (SFF) computers
Backwards compatible with USB 2.0 devices
Supports simultaneous operation of multiple USB 3.0 and USB 2.0 devices
Supports 2 downstream ports for all speeds
Supports Windows 7/Vista/XP 32/64-bit, Server 2003-2008 32/64-bit
Bus-powered mode and no external power required for most peripherals
Molex power required

Specifications
Data Transfer Rate: up to 5Gbps
Output: 5V/900mA MAX (each USB port)
External Ports: 2x USB 3.0
Internal Ports: 1x 4-Pin Power Connector
Host Interface: PCI Express (PCI-E)
Chipset: NEC D720200AF1
Regulatory Approvals: FCC, CE