Description: The Vantec 2-Port PCI-e SuperSpeed USB 3.0 Host Card upgrades any desktop computer to the newest USB 3.0 standard. Integrated with the latest SuperSpeed USB 3.0 technology, transferring files to an USB 3.0 external hard disk is faster than ever with transfer speeds of up to 5Gbps. Back up important data such as HD video, high resolution photos to an external USB 3.0 in a fraction amount of time. Backwards compatible, the 2-Port PCI-e SuperSpeed USB 3.0 Host Card allows the use of USB 2.0 and USB 1.1 devices making this card truly versatile. Upgrading your computer to the newest USB 3.0 technology has never been so easy with the Vantec 2-Port PCI-e SuperSpeed USB 3.0 Host Card. Features: Blazing Fast Transfer Speeds of up to 5Gbps 10x Faster than USB 2.0 Two USB 3.0 Ports to Support Multiple Devices Supports Hot-Swap: Plug & Play Devices Without Rebooting Backwards Compatible with USB 1.1 and 2.0 Devices Specifications: Model: UGT-PC312 Ports: 2 x External USB 3.0 Ports (Backwards Compatible with USB 2.0 & 1.1) Maximum Transfer Rates Up to 5 Gbps w/USB 3.0 Maximum Transfer Rates Up to 480 Mbps w/USB 2.0 Power: 15-pin SATA Power Connector (Required) Dimension: 120 x 80 x 22mm OS Support: Microsoft Windows XP / Vista / 7 System Requirements: Microsoft Windows XP, Vista & 7 (32/64bit) PCI Express Enabled System w/ Available PCI Express Slot CD-Rom Drive May Be Needed For Drivers Package Contents: 2-Port PCI-e SuperSpeed USB 3.0 Host Card x1 User's Manual x1 SATA to 4-Pin Molex Power Converter x1 Driver CD x1