No need any extra Power Supply.If you have any question,pls contact us
Compatible slot: PCIe x4, PCIe x8, PCIe x16,Please distinguish PCIe X16 from PCI Slot
Good Compatibility: Compatible with Windows 7/8/8.1/10/Linux Kernel.Driver is on Product
PCI-E to USB3.1: Expand your computer with two more ports, one USB-A and one USB-C. USB-A is downwards compatible with USB3.0/USB2.0. USB-C port brings convenience to your Type-C devices.USB-A and USB-C support data transmission
USB3.1 Gen 2: The PCI-E card is equipped with 10Gbps bandwidth, which ensures fast data transmission, real speed of USB3.1 for individual port.