Lenovo ThinkPad X200 43R8781 UltraBase Docking Station Thinner and lighter design for easy portability - Ideal for use in the office, at home or on the road. 4 x USB 2.0 ports; Digital and analog video support - VGA monitor port and Display Port. Ultrabay Slim device bay for optical drive or second hard drive. Works with either 65W or 90W adapter (not included). IMPORTANT - Full Compatibility List in DESCRIPTION.