4-Port Super Speed USB 3.0 Card With 4pin IDE Power Connecter

Description: Express2.0 X1 Lane, can transferring up to 5Gbps MAX.
USB 3.0 specification typeA Connector X 4ports.
the following speed data rate: Low-speed(1.5Mbps)/Full-speed(12Mbps)/High-speed(480Mbps)/Super-speed(5Gbps).
External power plug in order to supplying power for each USB3.0.
Up to 900mA MAX/port.
To achieve the maximum throughput, the -Express slot must be version 2.0 or higher.
Performance per port may decrease if multiple ports are transferring data simultaneously due to limited throughput of the -Express slot.Specification:System Support: Windows XP / Vista / Windows7 (32/64 bit)/Windows8 (32/64 bit).
System Requirements: PC with 512MB of RAM and 1.0GHz or faster processor.
One available Express 1.x/4.x/16.x slot.
Backward compatible with USB 1.1/USB 2.0.
To meet USB 3.0 transfer speed, high quality USB 3.0 cables and devices are required.
both 32-bit & 64-bit OSes.
Make sure the power is well connected; otherwise you will see a "Power Surge on Hub Port" message error and no 5V bus power in USB ports.
Item size: approx. 120*81*1.5mmPackage Includes:1 x Express Card
1 x Drivers CD
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