Bus Type: ExpressCard/34 Speed: SuperSpeed (5Gbps), High Speed (480Mbps), Full Speed (12Mbps) and Low Speed (1.5Mbps) Compliant with PCI Express Rev. 2.0 specification Compliant with USB 3.0 Rev. 1.0 specification Supports USB 3.0, USB 2.0, and USB 1.1 devices Connectors: 1 x Type A USB Female Chipset: NEC Software Compatibility: Windows Vista (32/64bit), XP, Server 2003/8 (32/64), Windows 7, 8 2 Year warranty Easily upgrade your computer or add additional SuperSpeed USB ports capable of transfer speeds up to 5Gps with this 1 Port USB 3.0 ExpressCard.It is ideal for connecting extra USB peripherals such as printers, scanners, drive housings to your notebook or laptop.