Startech.com 4 Port PCI Express USB 3.0 Card - 5Gbps - 2 External & 2 Internal - SATA Power - UASP Support - 2x Internal

Add Front Or Rear Panel Usb 3.0 Ports To Your Computer Case Using Usb 3.0 Motherboard-Style HeadersThis Pci Express Usb 3.0 Card Offers A Cost-Effective Upgrade That Lets You Add Four Usb 3.0 Ports To Your Computer Through A Pcie Slot. It Offers Two External Ports Plus Two Internal Usb 3.0 Headers To Help Adapt Your Desktop Or Server To Support A Variety Of Usb 3.0 Devices.Flexible And Convenient Port DesignWith Extra Motherboard-Style Usb 3.0 Headers You Have The Flexibility To Add More Internal Usb 3.0 Devices To Your Pc. When Your Existing Headers Are Occupied You Can Connect Front Panel Hubs Or Card Readers Using This Versatile Alternative To Costly Motherboard And Computer Upgrades.For Added Convenience The Card Integrates Two External Usb 3.0 Ports So You Can Plug In More Devices Such As External Hard Drives Or Printers.Simple Installation And Supports Older DevicesThe Usb 3.0 Card Is Easy To Install And Requires No Additional Drivers Or Software In Natively Supported Windows 8.1 / 8 Operating Systems. Plus ItFeatures A Dual Profile Design That Fits In Standard Or Low-Profile Cases So You Can Rest Assured It Will Fit In Your Small Form-Factor System If Needed.Connecting Older Peripherals Isn't A Problem Either. So ThereS No Need To Purchase New Devices Since The Adapter Card Is Backward Compatible With Your Usb 2.0 And 1.X Technology.Effective Usb 3.0 Performance Enhanced By UaspThis High-Performance Superspeed Usb 3.0 Card Supports Data Transfer Rates Up To 5 Gbps And Is Enhanced With Uasp Support Which Can Perform ~70% Faster Read Speed And 40% Faster Write Speed Over Traditional Usb 3.0 When Paired With A The Pexusb3s2ei Is Ruggedly BuiltFor Reliable Usb 3.0 Device Connections And Is Backed By A Startech.Com 2-Year Warranty And Free Lifetime Technical Support.Note:Uasp (Usb Attached Scsi Protocol) Is Supported In Windows8 8.1 Server 2012 And Linux Kernel 2.6.37 Or Later. Test Results Were Obtained Using An Intel Ivy Bridge System Startech.Com Add-On Usb 3.0 Cards A Uasp-Enabled Startech.Com Enclosure And A Sata Iii Solid-State Drive.The Startech.Com Advantage- Flexibility To Connect External And Internal Usb 3.0 Devices And Supports Uasp- Fast Hassle-Free Setup With Windows 8 Native Support And Fits Into Standard Or Low-Profile Systems- Backward Compatibility Lets You Save Money And Connect Existing Usb 2.0 And 1.X Devices