Features:
This product is a desktop PCI-E expansion card， you need to have a spare on-board PCI-E slot before installation， but also to determine what graphics card slot has not been blocked， another PCI slot can not be installed and used in thousands square and not into the PCI slot.
Expansion card using five high-performance solid-state capacitors FP， greatly ensure the stability of USB-powered.
Because this card is a rear 4， has been too high， so I do not support the small chassis.
Direct cooperation with the factory， can provide a strong after-sale technical support， firmware and driver updates earliest. Parents and worry-free card.
This card uses environmentally green， component placement neat appearance， full of material! The firmware can be updated at any time， and can direct online upgrade.
Product use:
With the popularity of USB3.0， you can plug in the adapter and install the driver on board with PCI-E slot， the extension of the four USB3.0 interface! You can meet with four of USB3.0 device interoperability copy data!

Specifications:
Main chip: for NEC UPD720201 Chipset
Product Interface: PCI-Express 1X
Product Interface: 4 standard A Port Interface
Support system: FOR WinXP/2003/for VISTA/2008 /for Windows 7/for WIN8 32 /64BIT /for Linux
Comply with PCI-Express Specification Version 2.0
Comply with USB3.0 SuperSpeed specification version 1.0
Meet the xHCI specification version 1.0
Maximum transfer rate of up to 5Gbps， much higher than the USB2.0 480Mb /s， up to 10 times;
Backward compatible with USB2.0， USB1.1， USB1.0
Transfer rate: 5000/480/12 /1.5Mbps
USB power output: Highest 5V 2A (increase the current type)
Built-in large 4Pin powered Interface: Support USB hot-plug function
Color: blue
Net weight: 200g

Package Includes:
1 x Module for NEC

Notes:
Cassette turn 5V 12V buck chip， four can be directly powered， so when you can not use the power cord plug large 4PIN can work!
4PIN is due to large plastic case， not with iron， when the harness must hold down the socket and then plug wire to prevent the nest interrupt the fixed foot. Remember， remember!
Do not plug an external D-type power supply (big 4PIN) will work when used.