MAIN OVERVIEW FEATURES: Host Interface: PCI Express 2.0 x4Total Number of USB Ports: 2Number of USB 3.0 Ports: 2Number of SATA Ports: 2Form Factor: Plug-in CardHeight: 4.5"Width: 0.8"Length: 4.7"Package Contents: RocketU 1144E Host ControllerSoftware CDQuick Installation GuidePlatform Supported: PC,MacLimited Warranty: 1 Year