Lenovo ThinkPad Network Adapter
Lenovo (0807320183488 / 4X90E51405) - Cabling technology: 10/100/1000BaseT(X) - Wired - RJ-45 - USB - Depth: 280 mm - Height: 16 mm - Width: 100 mm - Ethernet LAN - Plug and play - Ethernet LAN data rates: 10,100,1000 Mbit/s