Thanks for posting your question here! We are Plugable Technologies. We neither manufacturer nor sell any USB 3.0 ExpressCards and are no way associated with the product that you have. I’d recommend contacting the seller or manufacturer of your ExpressCard for support.
If you ever need any help or information regarding any of our products listed at http://plugable.com/products , please do feel free to shoot us an email and we would be glad to help.