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StarTech® 2 Port ExpressCard SuperSpeed USB 3.0 Card Adapter

Limit 5 per household. No Resellers.

Part Number: ECUSB3S2

Providing speeds up to 10x faster than that of USB 2.0, this ExpressCard USB 3.0 card enables you to access your data and transfer files much faster than USB 2.0, by adding two USB 3.0 ports to your ExpressCard capable laptop.

Featuring a native NEC PCI Express host controller chipset, the new SuperSpeed USB supports transfer rates up to 5Gbps, while still providing connectivity and support for older USB 2.0 (480Mbps) and 1.1 (12Mbps) devices.


  • Fully compliant with USB 3.0 rev 1.0 specifications and Intel xHCI rev 0.96 specifications, with transfer rates up to 5Gbps
  • Backwards compatible with USB 2.0 and 1.1/1.0 devices
  • Provides up to 900mA of power per port, with additional power adapter
  • Supports Control/Bulk/Interrupt/Isochronous USB transfer modes
  • Support for up to 127 USB devices per port (requires additional USB hubs)
  • Compliant with ExpressCard 1.0 specifications
  • Plug-and-Play and hot-swap compliant
  • Fits in 34mm and 54mm ExpressCard slots


  • Card type: 34mm ExpressCard
  • Number of ports: 2 - USB A 3.0 Female
  • Type and Rate: USB 3.0 - 5 Gbit/s
  • Dimention: 0.83” (H) x 4.53” (L) x 1.34” (W)
  • Weight: 1.59 oz
  • Operation System: Windows XP(32/64bit)/ 2003(32/64bit)/ Vista(32/64bit)/ Server 2008 R2/ 7(32/64bit) / Windows 8
  • Lifetime manufacturer warranty
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