FOR Pi CM4 Dual Gigabit Ethernet Backplane Board — Computing Module 5G/4G/USB Iot Expansion

Expansion backplane designed for FOR Pi CM4 computing modules, providing two Gigabit Ethernet ports and USB connectivity to extend IoT functionality. This board enables integration of 5G and 4G cellular modules and supplies a compact network gateway solution for edge computing and industrial IoT projects. Ideal for building routers, gateways, and connected devices that need dual gigabit LAN and cellular expansion while using the CM4 form factor.