This Startech.com PEXUSB3S4V 4 Port PCI Express Adapter will add 4 external USB 3.0 ports to a low profile or standard computer through PCI Express. This product is new in a box.
- 4 external USB 3.0 port
- Backward compatible with USB 2.0 and USB 1.0/1.1 devices
- Optionally provides up to 900mA per USB port
- Built-in optional SATA power connector for bus-powered USB devices