The IoTFi is a development board designed for embedded applications that require 2G or 4G support. The device combines the RP2040 chip to handle user applications and the ESP32 for Wi-Fi and Bluetooth connectivity. The 2G model starts at ~$47 and the 4G variant ships for $114. The IoTFi was recently launched on Kickstarter and it has already achieved its

Source : IoTFi 2G/4G development board incorporates Raspberry Pi RP2040 and ESP32 MCUs – LinuxGizmos.com