Check the listing for details. Protronix 4-Port SuperSpeed USB 3.0 PCI-Express Controller Card. Condition: New. Listed at 14.99 USD. Protronix 4-Port SuperSpeed USB 3.0 PCI-Express Controller Card Backwards compatible with USB 2.0 devices Supports simultaneous operation of multiple USB 3.0 and USB 2.0 devices Supports 4 downstream ports for all speeds Supports Windows 7/Vista/XP 32/64-bit, Server 2003-2008 32/64-bit Molex power required Upgrade your PC with support for the latest in USB technology with a 4-Port SuperSpeed USB 3.0 PCI Express Adapter Controller Card. SuperSpeed USB 3.0 boasts data transfer rates of up to 5Gbps- more than 10X that of its predecessor. With quick and easy installation, you'll enjoy the lightning fast transfer rates of USB 3.0 devices performing at full speed potential. Specifications: Data Transfer Rate: up to 5Gbps Output: 5V/900mA MAX (each USB port) External Ports: 4x USB 3.0 Internal Ports: 1x 4-Pin Power Connector Host Interface: PCI Express (PCI-E) Chipset: VIA VT800 Regulatory Approvals: FCC, CE Package Includes: 1x 4-Port USB 3.0 PCI-E Controller Card 1x Installation CD Note: The installation driver for this device is located in the "USB3.0 VL8xx Driver" folder on the installation CD. Driver installation may not be required when using newer versions of Windows. Product Guarantee We offer a 30 day return policy and a one year warranty. Buy with confidence! Item Location All orders ship from Indianapolis, IN, USA