This expansion card can adapt standard PCI-E interface into 2 port USB3.0 interface, fast transmission speed and dual USB3.0 interface can satisfy your transmission needs.

Features:
Fast transmission speed
. USB 3.0 transmission rate can up to 5Gbps.
Dual USB 3.0 interface satisfy your transmission needs.
Adopted high-quality electronic components, low impedance, high stability, high-temperature resistance.
Adopted high-quality VL805 chip.
Large 4P power supply, stable power supply, guarantee transmission security.

 
Specifications:
Compatible Slots: PCI-E x1 / x4 / x8 / x16 (not compatible for PCI slot)
Using Chip: VL805
OS: Windows XP / Windows 7 / Windows8 / Windows8.1 / Windows10 / Vista 
Item Weight: 40g / 1.41oz
Package Weight: 40g / 1.41oz
Item Size: 6.7 * 6.5 * 0.4cm / 2.64 * 2.56 * 0.16in(L * W * H)
Package Size: 6.7 * 6.5 * 0.4cm / 2.64 * 2.56 * 0.16in(L * W * H)

Package List: C6234
1 * PCI-E to USB 3.0 Expansion Card
1 * CD Drive