Ports & interfaces
USB 2.0 ports quantity	6
VGA (D-Sub) ports quantity	1
Microphone in
Headphone outputs	1

Network
Ethernet LAN (RJ-45) ports	1

Performance
Compatibility	ThinkPad L412, L420, L512, L520 ThinkPad T400s, T410, T410i, T410s, T410si, T510, T510i ThinkPad T520, T520i ThinkPad W510, W520 ThinkPad X220

Weight & dimensions
Width	14 in
Depth	7.8 in
Height	2.2 in
Weight	940 g

Other features
Dimensions (WxDxH)	345 x 198.5 x 55.5 mm
Interface	docking connector
I/O ports	2 x DisplayPort 1 x e-SATA
DVI port