Fully compliant with PCI Express Base Specification Revision 2.0, single- (x1) PCI Express throughput rates up to 2.5Gbps Compliant with Universal Serial Bus 3.0 Specification Revision 1.0, supports simultaneous operation of multiple USB 3.0, USB 2.0 and USB 1.1 devices The following speed data rates are supported: Low Speed (1.5Mbps)/Full Speed (12Mbps)/High Speed (480Mbps)/Super Speed (5Gbps) Supports 2 downstream ports for all speeds, built-in 4-pin power connector for receiving additional power from the system Hot-swap feature allows you to connect/disconnect devices without powering down the system Type: Riser Card Bus Type: PCI Express Revision 2.0, Single (X1) Main Chipset: NEC720200 Media Interface: 2 x USB3.0 ports Media Interface: 1 x Large 4PIN Power Connector Transmission rate: low speed (1.5Mbps)/full speed (12Mbps)/high speed (480Mbps)/super speed (5Gbps) : Win 10/Win 8/Win7/Vista/XP/2000/ME/98SE/Server2003-2008 32/64-bit Linux, DOS One available PCIe X1 card slot onboard Material: PCB Color: Green Package Contents: 1 x Expansion Card 1 x CD 1 x Short Iron Piece Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.