Feature: 1. PCI Express card with 2 USB3.0 interfaces, which complies with PCI Express system specifications. 2. Files can be transferred at a rate of 5Gbps when connected to USB3.0 peripherals. 3. Support USB hot plug and plug play function, support any USB device including U disk, USB external hard disk, MP3, external optical drive, digital camera, camera, etc. 4. Applicable card slots are PCI‑E 1x, PCI‑E 4x, PCI‑E 8x, PCI‑E16x, etc. 5. Applicable system for 2000/XP/VISTA/7/8/10/OS X/Linux and other systems Spec: Item Type: PCI Express Card Model: STW 3002 Material: PCB Main Control Chip: For NEC Extension Port: 2 x USB3.0 and USB3.0 20PIN Port Transmission Rate: 5Gbps Suitable for Computers: Desktop computers Applicable System: For 2000/XP/VISTA/7/8/10/OS X/Linux and other systems Applicable Card Slots: PCI E 1x,PCI E 4x,PCI E 8x,PCI E16x,etc. Package List: 1 xPCI Express Card 1 x Driver CD 1 x Screw