Interface:
Interface: Single-Lane (x1) PCI Express Gen2 Mode. With 9.5 mm Length low profile bracket and standard bracket.. You need to install the NEC USB 3.0 driver for your computer first..
Port: 4 external USB 3.0 ports. 4 Ports PCI-E to USB 3.0 HUB PCI Express Expansion Card Adapter 5Gbps for Motherboard