SIIG DP 4-Port USB 3.0 PCIe i/e Model JU-P40311-S1 Type: PCI Express to USB Card External USB Ports: 3x 9-Pin, USB 3.0, Type A, external Internal USB Ports: 1x 9-Pin, USB 3.0, Type A, internal Internal Ports: 1x 15-Pin, SATA power, male, internal Standard: USB 3.0 Operating Systems Supported: Windows 8 (32-/64-bit) / 7 (32-/64-bit) / Vista (32-/64-bit) / XP (32-/64-bit) / Server 2003 & 2008 (32-/64-bit) / Server 2008 R2 Specifications: Chip: Renesas uPD720201 Compliant with Universal Serial Bus 3.0 Specification, Revision 1.0 Compliant with PCI Express Base Specification, Revision 2.0 Supports ultra-fast data transfer rate up to 5Gb/s and backward compatible with USB 2.0/1.1 devices Dual profile design to work with full height and low profile chassis with included brackets Supports per port over-current protection Environmental conditions: ...