For detailed product information, guidance and instructions, software, please visit the official website for the product. All integrated on one board: United Nations with WiFi and R3 ATMEGA 328 esp8266 32MB of memory. All modules can work individually or together. Everyone has their own pin heads. Convenient solutions, development of new projects, United Nations and WiFi. You can update and firmware for atmega328 sketching and esp8266 via USB. This car has a USB serial converter ch340g. Using this board is very simple. Ancelotti's DIP switch board, connected modules. For example, a USB interface: USB and atmega328, with esp8266, atmega328 and esp8266.