FEATURES
Fully accord with PCI Express 2.0 basic norms revised 2.0 edition
Single channel (x1) PCI Express' throughput rate is 5 Gbps

Comply with the universal serial bus, 3.0 standard revision 1.0
Supports run many USB 3.0，USB 2.0 and USB 1.1 devices simultaneously
Supports the following data transmission rate：lpw-speed（1.5Mbps）/full-speed（12Mbps）/high-speed（480Mbps）/ultra high-speed（5Gbps）

Accord with Intel's can be expanded host controller interface (the xHCI) specification 0.96
Supports all the speed of four downside ports
Built-in 4-pinspower connector, used to receive the additional power supply system

Hot swaps function let you connect/disconnect the equipment without  closing system
Supports Windows XP/Vista/7（32/64-bit）

System requirements
WindowsXP/Vista/7/8（32/64-bit）
An available PCI Express slot（recommended PCI Express 2.0）

Package list 
1x USB 3.0 4-port PCI Express Card
1 x Driver disc
1 x User manual