Lenovo Thinkpad Workstation Dock 230W (40A50230US)

- 6x USB 3.0, one supports always-on USB charging. - 2x DisplayPort 1.2, 1x DVI-D, 1x HDMI 1.4, 1x VGA. - 10/1000 Gigabit Ethernet, supports enterprise manageability. 1x Stereo/Mic Combo Audio Port. -This docking station is compatible with Lenovo Thinkpad P50, P51, P70, and P71 models only. Not compatible with P50S, P51S, P70S, or P71S. See description for complete compatibility information.