PCI-Express 2.0 to 2 x USB 3.0 Front Panel Extension Card - Black
PCI-Express 2.0 standard Renesas high-performance chips - Extended 2 x USB 3.0 ports high speed transmission up to 5Gbps - USB 3.0 standard compatible with USB 2.0 / USB 1.1 - DC 5V / 2A power supply stable and sufficient energy - Supports hot plugging plug and play - Low power consumption environmental and energy saving - Working temperature: 0'C~50'C - Storage temperature: -20'C~70'C - Supports USB 3.0 2.5" 500GB and 2.5" 2TB mobile HDD CD: http://m5.img.dxcdn.com/CDDriver/CD/sku.270539.rar