HIGH-PERFORMANCE EXPANSION CARD: Increase the efficiency of your USB 3.0 devices with four dedicated USB 3.0 channels and up to 5 Gbps of bandwidth per channel with this 4 port USB 3.0 PCIe card. POWER & CHARGE: Use this USB 3.0 card to power high-powered USB devices as necessary, with the optional LP4 or SATA power connector. MULTI-USE USB CONNECTOR: Connect additional external hard drives, VR headsets, game controllers, digital equipment and more to your computer by connecting this USB adapter card through an internal PCI Express slot. Material: Metal colour: As shown Package Contents: 1 x PCIe 4 Ports Riser Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.