Belkin Thunderbolt Express Dock.

Plugs into the Thunderbolt port on any so-equipped Mac and gives you outboard connectors for;

1 10/100/1000 Ethernet LAN
1 Firewire 800
3 USB 3.0
1 Headphone/Line out
1 Microphone/Line in
1 Thunderbolt\Mini display port

Includes thunderbolt cable.

$220

http://www.belkin.com/au/F4U055/p/P-F4U055/?georedirect=1