The Think Pad USB (Universal Serial Bus) 3.0 Dock provides a quick & easy connection to all the workspace peripherals you use every day. Simply plug a single USB (Universal Serial Bus) 3.0 cable into your Lenovo PC for instant access to up to two external monitors, Gigabit Ethernet, headphones/speakers, USB (Universal Serial Bus) printers & scanners, keyboard, mouse & up to 5 Gbit/s access to external storage (over 10 times faster than USB (Universal Serial Bus) 2.0).