The Microsoft 1661 Laptop Docking Station is designed to be compatible with Microsoft Surface Pro 3 and Pro 4 laptops, offering a convenient docking solution for users. This black docking station measures 10 inches in length, height, and width, providing a compact and sleek addition to any workspace. The model 1661 docking station is a reliable accessory for Microsoft laptops, offering compatibility and functionality for seamless integration into your work or home setup.