Features: Brand new and high quality Integrated host, mainly used in home environment small home and other scene. Provides a simple and easy-to-use solution, without knowledges of networking storage system. Onboards two M.2 M KEY interfaces are used to install NVME Onboards PCIE interfaces is used to install 4G module, and supports USB3.2, double Networking port, 3.5mm headphones and other interfaces. Onboards double disk slot onboards M.2 M KEY interfaces, supporting full-size NVME (2230, 2242, 2260, 2280). Specifications: Material:Metal Size:Approx.128x122x36mm/5.04x4.8x1.41inch Package Includes: 1 Set Host Server note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.