Super Speed Low Profile Half Height Bracket 4 Ports USB 3.0 PCI-E Express Interface Card for PC

You need to install the NEC D720201 USB3.0 driver for your computer first.

Interface: Interface: Single-Lane (x1) PCI Express Gen2 Mode 

Port: 4 external USB3.0 ports 

Speed: Data Transfer rate of 1.5/12/480/5000 Mbps.

Low Speed (1.5Mbps), Full Speed (12Mbps), High Speed (480Mbps), Super Speed (5Gpbs) 

Power Input: SATA Power Connector 

Power output: +/-5V / 900mA (each port) 

Compatible: USB1.1/2.0/3.0 

Operating Systems: Windows 2000/XP/2003/Vista/7(32/64bit) 

Cerfitications: CE/FCC/RoHS/Microsoft WHQL 

*Please Note: It is recommended to connect 4-pin Peripheral power connector to power supply to provide adequate power for your high volume, high speed HDD such as 500GB 7200RPM drives.

with Low Profile Half Height Bracket