Lenovo thinkpad stack professional kit 4xh0h34192
Usb docking station external interfaces lan rj45 audio in usb 30 usb 30 ports 1 lan standard fast ethernet 10100 mbits compatible with lenovo thinkpad 10 lenovo thinkpad e450 lenovo thinkpad e540 lenovo thinkpad t550 lenovo thinkpad w550 lenovo thinkpad x1 carbon lenovo thinkpad x250 lenovo thinkpad t460 lenovo thinkpad x1 yoga