LINDY-USA USB 3. 0 ExpressCard, 1 Port Bus type: expresscard/34 Speed: superspeed (5gbps), high speed (480mbps), full speed (12mbps) and low speed (1. 5mbps) Compliant with pci express rev. 2. 0 specification Compliant with usb 3. 0 rev. 1. 0 specification 2 year warranty