Express. Card USB 3. Card 3. 4mm5. 4mm 2 Port USB 3. Express. Card. The ECUSB3. USB 3. 0 HUB 2 Dual Port Express Card ExpressCard Hidden Adapter for. Microsoft Works 4 5 Oem Definition. Express Card Expresscard to 2 Port USB 3. Adapter for Laptop. Driver CD. S2 Express. Card USB 3. Adapter lets you add two USB 3. Express. Card slot. Ake Express Card 54Mm To 2 Port Usb 3.0 Expresscard Driver' title='Ake Express Card 54Mm To 2 Port Usb 3.0 Expresscard Driver' />Enhanced with UASP support USB Attached SCSI Protocol, this USB 3. USB 3. 0 when paired with a UASP supported enclosure Note UASP requires a compatible operating system. Using a more efficient protocol than the traditional USB BOT Bulk Only Transport, UASP technology optimizes transfers by allowing multiple commands to be processed simultaneously, significantly increasing transfer speeds for less wait time on data transfers. See our UASP test results below for further details. Featuring a native NEC host controller chipset, the USB 3. Express. Card adapter is compliant with USB 3. Gbps, while still offering backward compatibility with existing USB 2. Backed by a Star. Tech. com lifetime warranty and free lifetime technical support. Improved Performance with UASPUASP is supported in Windows 8, Server 2. Linux kernel 2. 6. In testing UASP performed with up to a 7. USB 3. 0 at peak performance. At the same peak in testing, UASP also showed up to an 8. Test results were obtained using an Intel Ivy Bridge system, Star. Tech. com add on USB 3. UASP enabled Star. Tech. com enclosure, and a SATA III solid state drive.