The UNO MAX main control board uses a Atmega328p main control chip, and integrates a CP2102 USB to serial port module, a RT6212AHGJ6F DC-DC power module, a RT9167A-33GB DC-DC power module, two separate buttons, two 6812 RGB lights, a microphone, an 8x16 dot matrix, a buzzer, a photosensitive sensor, a red LED, a green LED, and a blue LED.