The ThinkPad Mini Dock Series 3 is is compatible with:
ThinkPad L412, L420, L512, L520, T400s, T410, T410i, T410s, T410si, T420, T420s, T510, T510i, T520 Dual Core models, and X220 laptops.
It is ideal for notebook users who need easy access to the Internet/ LAN, multiple USB devices, audio and video equipment, and robust key lock security.
Features & Benefits:
Left corner alignment for easy system attachment
Convenient eject button for one-step system removal
Six USB 2.0 ports
Multiple video ports: 1 VGA monitor, 1 DVI, 1 DisplayPort (Note that the video controller allows for any two video ports to be used simultaneously)
Audio ports: Analog microphone in, headphone out
RJ-45 Ethernet port
Integrated key lock and cable lock slot for physical security
Ships with a 90W AC adapter
Backed by a one-year warranty
For information on docking products, visit www.lenovo.com/support/docks