Item Description
Question: what is the difference between Model A and Model B?
Answer:
The power supply mode is different:
Model A is powered by 4Pin Molex.
Model B is powered by independent power supply module, which is more convenient without external power supply.
USB 3 pcie adapter 2 port usb to pcie x1 Front Panel 20pin 20 pin USB3.0 PCI-e PCI express hub controller Card adapter
Features:
Easy to Install.
USB 3.0 supports transfer rates of up to 5 Gbps.
Compatibility: Works great with Windows XP 32/64, Windows 7 32/64, Windows8, Windows8.1, Windows10.
Specification:
Bus Mode: PCI-E x1
Compatible Slots: PCI-E x1 / x4 / x8 / x16
USB Interface: 2 USB3.0 ports
Transmission Rate: USB3.0, 5Gb / s
Support Operating System: Windows XP 32/64, Windows 7 32/64, Windows8, Windows8.1, Windows10
Package Weight: 80g
Quantity: 1pc
What’s Included
1 x PCI-E To USB3.0 Expansion Card
Product pictures
![](http://ae01.alicdn.com/kf/H436a94cbc67342cbb52c69b59db43febL.jpg)
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![](http://ae01.alicdn.com/kf/H704e84f334d44be2a8c35939139c85abM.jpg)
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![](http://ae01.alicdn.com/kf/H238dc6128caf4addb88e240d0ab7d92ea.jpg)
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