Description: Expansion of more than five high-speed USB3.0 interface, which can connect five devices Expansion of a USB3.0 20PIN slot can be used to extend the chassis front panel and other USB3.0 interface USB3.0 transfer rate can reach 5Gbps, while backward compatible with USB2.0 / 1.1 USB3.0 interface provides 5V2A super power supply, power supply is stable and stable Support hot plug, plug and play Large four PIN power supply, adequate power supply stability, protection equipment stable operation Support Window 2000 / XP / 2003 / VISTA / 2008 / Windows 7 Specification: Type: Desktop PCI-E 5-port USB3.0 + USB3.0 20PIN expansion card Model: ORICO PVU3-5O2I Expansion interface: USB3.0 x5 + USB3.0 20PIN x1 Applicable interfaces: PCI-E 1x, PCI-E 4x, PCI-E 8x, PCI-E16x Interface: PCI-Express Support System: Window 2000 / XP / 2003 / VISTA / 2008 / Windows 7 Package Includes: 1Piecex 5 ports USB3.0 PCI-E Express Card 1Piecex User Manual(English) 1Piecex Drive disk 1PiecexScrew Note: This product is a desktop PCI-E expansion card, you need the motherboard with a free PCI-E slot can be installed, PCI slot can not be installed and used