Learn more about STARTECH Express to USB CardExternal USB Ports2x USB PortsExternal Ports2 x USB 3.0 A (9 pin; SuperSpeed) FemaleInternal Ports1 x SATA Power (15 pin) PlugStandardUSB 3.0Data Transfer RateUp to 5.0 GbpsOperating Systems SupportedWindows 8 (32/64bit), 7 (32/64), Vista(32/64), XP(32/64)Windows Server 2008 R2 , 2003 (32/64)Specifications1 x PCI Express x1 MaleFeaturesFeaturesProvides two external USB 3.0 connectionsSupports data rates up to 5 GbpsCompliant with PCI Express 2.0 specificationsOptional SATA power connector provides up to 900mA per USB portFully compliant with USB 3.0 rev 1.0 and Intel xHCI rev 1.0 specificationsBackward compatible with USB 2.0 and USB 1.0/1.1 devicesIncludes a Low Profile/half-height installation bracketAdd two USB 3.0 ports to your desktop computer through a PCI Express slotCompatible with HP Pro 6300 / Lenovo ThinkCentre M93p2 Port PCIe SuperSpeed USB 3.0 Card Adapter / 2Port USB 3.0 Controller CardUSB 3.0 PCIe Card / PCIe USB 3.0 CardSATA Powered USB 3.0 PCI Express Card / PCI Express USB 3.0 Expansion Card / Two Port 5 Gbps USB 3.0 CardDesktop PCIe USB 3 Expansion Card / Add USB 3.0 Ports to a DesktopDesktop USB 3.0 Adapter Card includes a Low Profile/half-height bracketDimensions & WeightWeight0.3PackagingPackage Contents1 x PCI Express USB 3.0 card 1 x Low Profile Bracket 1 x Driver CD 1 x Instruction ManualShippingEnjoy fast and reliable shipping when you buy your products from Newegg. Our ordering and shipping services are among the best in the industry due to short processing times and a variety of shipping methods. Your orders are packaged at one of the many local warehouses across the country, minimizing delivery times and ensuring you get your purchases as soon as possible.PaymentsNewegg has partnered with PayPal to offer you the very best in payment services. PayPal allows you to buy with confidence, knowing your payments are processed quickly and securely with state-of-the-art encryption technology.ReturnReturns are subject to restocking fees of 15% - 30% of the purchase price and return shipping fees. For products that are eligible for return for replacement, the return shipping labels are free for returns for replacement of the same item within the applicable return policy period. Newegg does NOT charge for restocking fees or return shipping labels for returns of defective products, or if you received the wrong product, the product did not match what was shown on the Site, or we made some other shipping error, provided the item is returned within its return policy period, and in accordance with the Return Policy. For international buyers, items shipped internationally do not qualify for manufacturer warranties.