Lenovo ThinkPad Ethernet Extension Adapter Generation 2 ThinkPad Ethernet Extension Adapter Gen2 is the unique Ethernet cable for ThinkPad selected systems, enabling Ethernet connections, and supporting PXE and Remote control features. With a small form factor and a cable length of 80 mm, it is convenient and portable. Driver-free, plug and use.Please note this item is non-returnable, see our returns policy for more information.