Enjoy convenient USB 3.0 port availabilityWith three external USB 3.0 ports you can connect more devices to your computer. The card provides easy access to commonly-used peripherals such as your tablet and external hard drive. It also features an internal USB port that lets you connect a device such as a flash drive inside your computer case, providing added security and convenience.USB 3.0 gives you fast access to your files with data transfer rates up to 5 Gbps. Plus it\'s backward compatible with USB 2.0 and 1.x devices, which eliminates the cost and aggravation of upgrading your existing devices.Features:- Data transfer rates up to 5 Gbps plus UASP support- Backward compatible with USB 2.0 and 1.x devices- Built-in optional SATA power connector provides up to 900mA per USB port- PCIe x1 interface, compliant with PCI Express 2.0 specificationsSpecification:- Bus Type: PCI Express- Card Type: Standard Profile (LP Bracket INC.)- Chipset ID: VLI-VL805- USB 3.0 Specification Rev. 1.0- PCI Express Base Specification Rev. 2.0- Intel xHCI Specification Rev. 1.0- Interface: USB 3.0- Port Style: Integrated on Card- Ports: 4- Maximum Cable Length: 3 m [9.8 ft]- Maximum Data Transfer Rate: 5 Gbps- Type and Rate: USB 3.0 - 5 Gbit/s- UASP Support: Yes- Connector Type(s): 1 - PCI Express x1 Male- External Ports: 3 - USB 3.0 A (9 pin; SuperSpeed) Female- 1 - SATA Power (15 pin) Plug- 1 - USB 3.0 A (9 pin; SuperSpeed) FemaleSystem and Cable Requirements:PCI Express enabled computer or server with an available PCI Express x1 slot or higher (x4, x8, x16)SATA power connector (recommended, but optional)