Realtek's RTL8722DM_mini development board is now supported in the Arduino IDE.
In addition to features found on the regular RTL8722DM such as GPIO, UART, SPI, I2C, ADC, WiFi and BLE 5.0, the new mini development board integrates a microphone, audio output jack and SD card slot for audio related projects, while also reducing the PCB size to better fit into your projects.
More details on the new development board can be found at: