Lenovo Thinkpad Mini Dock Plus Series 3 (433810U) 2x DisplayPorts; 2x DVI-D ports; 1x VGA port. 6x USB 2.0 ports. Includes 1x ThinkPad 90W AC Power Adapter. 1x Analog microphone in; 1x Headphone out. 1x e-SATA storage connector. 1x RJ-45 Ethernet port. Integrated key lock and cable lock slot physically secures the ThinkPad system and ThinkPad Mini Dock Plus Series 3. Cable lock sold separately. Supported ThinkPad Models: X220, X230, X220t, T400s, T410, T410s, T410i, T410si, T420, T420s, T430, T510, T510i, T520, L412, L512, L420, L430, W510, W520, and T520 Dual Core models.