Inateck PCI-e to USB 3.0 (4 Ports) PCI Express Card and 15-Pin Power Connector, Red

SuperSpeed USB 3.0 supports transfer rates of up to 5Gbps - The actual transmission speed is limited by the setting of the device connected 4 USB 3.0 downstream ports for standard desktop PCs; Supports USB Hot Plug, Plug & Play; Support LPM, Low Energy Consumption; 15 pin SATA Power Connector to power USB devices from your PC power supply Backwards compatible with USB 2.0 and 1.1 devices; Operating System Compatibility: Windows XP/Vista/7/8 With quick and easy installation. All USB 3.0 PCI-E Cards require an external connection to the power supply of the PC in order to supply voltage to the USB buss Brand Inateck Hardware Interface PCI Express x4 Style With Power Item Weight 0.11 Pounds Operating System Windows 8, Windows 7