Pico 4G Expansion BoardThe Raspberry Pi Pico 4G Expansion is a Quectel EG25 G module based 4G Expansion board that includes an LTE category 4 module, built in WiFi, multi constellation GNSS, USB 2. 0 High Speed Interface. Pico 4G Expansion supports maximum downlink rates of 150Mbps and uplink rates of 50Mbps over LTE, while backward compatibility with current 2G networks guarantees connectivity even in places where 3G or 4G coverage is not available. Pico 4G Expansion also