ITEM NAME:4 Port PCI-E to USB 3.0 HUB Expansion Card Converter 5Gbps Description: PCI Express 4-port USB 3.0 expansion card for desktops. Using nec720201 chip, high speed operation core, high compatibility. All solid capacitance, and 12*12mm large enclosed inductors have long service life and stable power supply, which is 5 times that of ordinary capacitance. Each interface is equipped with a separate insurance security module to create a double protection for your computer. Support system: for Windows XP32/64 Windows 7(32/64)windows8/8.1 windows10. Specification: Material: PCB Main Control Chip: NEC D720201 Interface: PCI-E X 1 Compatible PCI Slot:X1-X4/x8/x16 Number of USB Ports: 4x USB3.0 Ports Interface Rate: 5Gbps Working environment: 0Â °C-70Â °C Applicable models: Suitable for Large and Small Computer Case System Support: for XP Win7 Win8 Win8.1 Win10 SE Size: Approx. 120 * 75 * 69 mm / 4.72 * 2.95 * 2.72 in Weight: Approx. 49 g / 1.73 oz Package Includes: 1 Piece 4 Port USB 3.0 HUB PCI-E Adapter 1 Set Screws Note: SATA 15-pin power supply. (Please plug in the power when working) SKU: ALU0011430277010395.Compatible PCI Slot:X1-X4/x8/x16. 1 Piece 4 Port USB 3.0 HUB PCI-E Adapter. Interface: PCI-E X 1. Number of USB Ports: 4x USB3.0 Ports. Using nec720201 chip, high speed operation core, high compatibility.