Inateck PCI-E to USB 3.0 (5 Ports) PCI Express Card and 15-Pin Power Connector, Red (KT5001) SuperSpeed USB 3.0 supports transfer rates of up to 5Gbps - The actual transmission speed is limited by the setting of the device connected One Step Update your Computer to 5 ports USB3.0 Easily with PCI Express to USB3.0 Controller Adapter Card; 1 USB 3.0 20-pin Connector ( expand another two USB 3.0 ports ) Backwards compatible with USB 2.0 and 1.1 devices; Operating System Compatibility: Windows XP/Vista/7/8/10 With easy installation, this USB 3.0 PCI express I/O Card offers a simple solution for your standard desktop PC Windows XP and Vista Users Please Note: Due to OS limitations, the real transfer speed after installation of the respective drivers will be located between the level of USB 2.0 and 3.0