The Belkin Thunderbolt™ Express Dock is an easy, powerful way to take advantage of Thunderbolt™ technology. The Thunderbolt™ Express Dock lets you use a single connection to create high-speed, reliable transfers between your laptop & up to eight other devices, including Fire Wire, Ethernet, USB (Universal Serial Bus), & daisy chaining multiple Thunderbolt™ devices. So taking your laptop when you go, & bringing it home when you return means connecting with only one cable. With Thunderbolt™ Express Dock, all your drives, networking, input & output devices connect to the 8 ports on the back. It in turn connects to your laptop through one Thunderbolt™ port. In short, eight cables become one cable. So taking your laptop when you go, & bringing it home when you return means dealing with a single cable. Which connects you to a very brave new world indeed. Thunderbolt™ is a quantum leap forward. Suddenly everything is faster, easier, better. Thunderbolt™ moves data on two bidirectional 10 Gbps channels. Thats 20 times faster than USB (Universal Serial Bus) 2.0, 12 times faster than Fire Wire 800. & it means an entire HD movie transfers in 30 seconds. A whole year of continuous music? 10 minutes. & thanks to the Belkin Thunderbolt™ Express Dock, life on your laptop is about to be very different. In a very good way.