This Universal DUAL 4K USB Laptop Docking Station is a must-have accessory for Mac and Windows laptop users. It is compatible with VisionTek brands and has a sleek black color. The item is 1.030 inches in height, 8.750 inches in length, and 6.000 inches in width. The manufacturer warranty of this product is 90 days and it is categorized under Laptop Docking Stations, Laptop & Desktop Accessories, and Computers/Tablets & Networking. With its model number 78015687 and compatibility with the Dock product line, this accessory is perfect for enhancing your laptop's capabilities.