E72-2G4M20S1C-TB has pre-soldered the E72-2G4M20S1C module, which is used for testing and developing the E72-2G4M20S1C wireless module. Please refer to the module manual for detailed usage. The test suite module comes with a CH340X serial port chip, which can directly carry out serial communication development. With micro USB interface, it can be directly plugged into the computer for use. Users can access external power supply and serial port by themselves. Stable work, easy to develop and other characteristics.
