The USB 3.0 ExpressCard Adapter provides SuperSpeed USB capability to any laptop with an available ExpressCard 34 or 54 slot. USB 3.0 is the latest generation of USB technology, boasting enhanced transfer rates up to 5 Gbps. Super-Speed USB delivers faster access and transfer of your data while ensuring backward compatibility to USB 2.0 devices. The ExpressCard Adapter with two USB 3.0 ports provides two simultaneous USB 3.0 connections while offering a simple way to upgrade your laptop to SuperSpeed USB technology.