Lenovo ThinkPad Universal Thunderbolt 4 Dock – Model DK2131/Type 40B0. NO PSU, cables or other accessories supplied. The ThinkPad® Universal ThunderboltT 4 Dock (40B0) is engineered to expand into new horizons. The ThinkPad Universal ThunderboltT 4 Dock truly is the pinnacle of premium docking. All Your Needs: A single ThunderboltT cable is all you need to take your productivity to new heights. You can do it all with the ThinkPad® Universal ThunderboltT 4 Dock. Made Limitless: Freedom is the key to productivity. That’s why we’ve engineered the ThinkPad ThunderboltT 4 Dock to be limitlessly adaptable – supporting up to 100W PD and unrivaled performance on all ThunderboltT 3 and 4, …..