Product Details： The High-performance Main Control Chip Adopts Vl805 Usb3.0 High-performance Main Control Chip, Which Makes The Operation More Stable, Compatible, And Product Performance Is Greatly Improved. Synchronous Rectification Uses An On-resistance Power Mosfet To The Rectifier Diode, So It Can Reduce The Loss Of The Rectifier Improve The Efficiency Of The Dc/dc Converter To Meet The Needs Of Low Voltage And High Current Rectification. Low-loss Alloy Powder Die-casting, Low Impedance, No Lead Terminal, Small Parasitic Capacitance, Solid And Firm Structure, Accurate Product, Long-lasting Rust Prevention, Small Size, Large Current. Multi-system Compatibility Compatible With Xp, Vista, 7 (driver Installation Required), 8, 10 System Comes With Driver. Product Name: Pci-e To Usb3type+usb 19pin Input Interface: Pci-e X1 Compatible X4/x8/x16 Compatible With Usb2.0, Usb1.1 Colour: Black Material: Pcb Size: 12x6.5x6cm Package Contents: 1 * Expansion Card Only The Above Package Content, Other Products Are Not Inc