Features: Enhancing for CM5 setup with this double Ethernet expansion board, featuring NVMe support for faster boot times and data transfer. Equipped with a 40pin GPIO port, standard CM5 connector, and compatibility with B Key communication module Ideal for developers and makers seeking high speed networking and storage solution for projects. Perfect for industrial automation, home labs, or computing setups requiring double networking redundancy. Built with plastic housing, this expansion card optimizes responsiveness while maintaining full compatibility for CM5. Specifications: Component:Plastic Power Input:7V~36V 5V 5A Type C USB:USB 3.2 Gen1 Size:Approx.10x8.7cm/3.94x3.43inch Package Includes: 1Pc Expansion board note: 1.Please allow 1-2cm errors due to manual measurement, making 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.