IBM Lenovo ThinkPad 2504 Docking Station 42W4639 - no key

IBM Lenovo ThinkPad Type 2504 Docking Station - Used

This item is Used/ Item has Been tested/ Item does not come with Key.

FRU 42W4638

4x Hi-Speed USB 2.0 ( 4 PIN USB Type A )
1x audio / video - DisplayPort - 20 pin DisplayPort
1x display / video - VGA - 15 pin HD D-Sub (HD-15)
1x display / video - DVI-Digital - 24 pin digital DVI
1x microphone - input - mini-phone 3.5mm
1x headphones - output - mini-phone stereo 3.5 mm
1x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45