PCIe to 4 ports USB 3.0 add on card. 2 x USB 3.0 Type-A external ports. 1 x USB 3.0 20pin internal interface.
Chipset: VIA VL805. Suitable for all motherboard with PCI-E bus. Supports motherboard PCIe 1x, 4x, 8x, 16x Slot. Data transfer speed up to 5 Gbps. Power by Molex 4pin. With full profile PCI slot cover