Dell D3100 USB 3.0 Ultra HD 4K docking station triplo display 36M9K
2 x USB 2.0 - 4 pin USB Type A. 3 x SuperSpeed USB 3.0 - 9 pin USB Type A. 2 x display / video - HDMI - 19 pin HDMI Type A. 1 x display / video - DisplayPort - 20 pin DisplayPort. - The product is used, fully functional, and in great condition.