Four Ports USB 3.0 Super Fast 5Gbps PCI-E Expansion Card PCI Express Adapter Converter Card

VIA VL805 Chip. VIA VL805 Chip that supports the 5Gbps SuperSpeed USB 3.0 standard delivers high stability, wide compatibility and increases data read and write speed.|Transmission Rate. Supports USB 3.0 Super-Speed (5Gbps) and High-Speed (480Mbps) and Full-Speed (12Mbps), and USB 2.0/1.1/1.0 standard.|Power Supply Modules. With Power Supply Modules, no external power supply required.|Easy Operation. Supports USB plug and pay, for easy operation.|Systems Supported. Supports for Windows2000/xp/vista/7, 32-bit and 64-bit systems.