4-port USB 3.0 PCI-Express x1 Controller Card. Small form factor with explosive speed! Faster and more efficient specification. Now, you can transfer large files, and video in 1/10th of the time.

Specifications:

Ports:
• 4 External USB 3.0 Ports with 5Gbps (Gigabits per Second) Data Transfer Rate

Rear Connector:
• Molex (IDE 4-pin) Power Connector

PCI-e Specification:
• PCI-Express 2.0 1-Lane (x1) Interface with Data Transfer Rate up to 5Gbps
• Backwards Compatible to PCI-Express 1.0a with Data Transfer Rate up to 2.5Gbps
• Internal HDD Power Connector for Supplying Extra +5V Power to the USB Ports
• Internal HDD Power Connector LED Indicator: Lights Up when USB BUS Power is Supplied from the HDD Power Connector Connected to the Power Supply Unit (PSU)

USB Specification:
• Compliant with Universal Serial Bus 3.0 Specification Revision 1.0 (Must connect 4pin Molex power feed to support max occupation of USB 3.0 ports and USB 3.0 functionality)
• Provide USB 3.0 Super-speed (5Gbps) Host Port, Backward Compatible with USB 2.0 High-speed (480Mbps), Full-speed (12Mbps) and Low-speed (1.5Mbps) Interface
• Supports all USB Compliant Data Transfer Types (Control/Bulk/Interrupt/Isochronous)
• Supports all USB Compliant Peripheral (e.g. Keyboard, mouse, monitor, joystick, etc.)
• Full Support of Real Time Dynamic Insertion and Removal of USB Devices
• Highly recommended to attach Molex power to rear of card. Most PCI-e slots will not supply the necessary power to operate the card