Startech .com Lenovo ThinkPad X1 Carbon VGA and Gigabit Ethernet Adapter KitMDP to VGAUSB 3.0 to GbEConnect your Ultrabook to a VGA... LENX1MDPUGBK - Corporate Armor
RJ45 01YU026 Ethernet Adapter, Plug And Play Excellent Performance 10/100Mbps Ethernet Adapter Driver Free High Speed For Laptop - Walmart.com
Amazon.com: Lenovo 4X90F84315 ThinkPad Ethernet Extension Cable, Black : Electronics