Welcome to our store！</br> 1、Standard: PCI‑E standard version 2.0. Conform to the standard of Universal Serial Bus 3.0. 2、USB Interface: 3.0 transmission speed can achieve 5GBPS, compatible with USB 2.0/1.1. 3、Power Supply Module: Comes with a 2 phase 4A power supply module, you do not need additional power. 4、Support: A PCI‑E 1X device will expand 7‑port USB3.0 at the same time. Supports for Windows XP/7/8/8.1/10 and 32/64 bit. 5、External USB: This is a high speed, expandable usb 3.0 interface pci express card. When you need to use multiple external usb products at the same time, this express card will be the best choice. <div class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> <p class="wang-edit-text"> Item Type: USB3.0&nbsp;Expansion Card Material: PCB, Metal Support: For Windows XP/7/8/8.1/10 and 32/64 Bit Interface: 7 USB3.0 Interfaces <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> </div> <div>1 x USB3.0&nbsp;Expansion Card</div><div>1 x Driver CD</div> Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>