The ThinkPad X200 UltraBase (43R8781) snaps easily onto your ThinkPad X200 Series and X201 Series ultraportable or tablet system for portable expansion.
ThinkPad Serial ATA Hard Drive Bay Adapter III
Standard communication and device ports, including Gigabit Ethernet (RJ-45), and four USB 2.0.
Video capabilities for attaching up to two external monitors
Audio capabilities: Microphone in, Headphone out, and integrated stereo speakers.
Integrated key lock and cable lock slot physically secures the ThinkPad system
The X200 UltraBase does not include a power adapter. It requires the power adapter provided with the system or one of the following: ThinkPad 65W AC Power Adapter ThinkPad 90W AC Power Adapter Lenovo 90W Ultraslim AC/DC Combo Adapter ThinkPad X200, X200s, X200t, X200 Tablet All ThinkPad X201, X201i, X201s, X201t, X201 Tablet All