Function description 1. Power button: Power on to play the power song. play the demo program song selection key.2. Choose the song
key to start the game, a total of 6 levels(6 background music), the difficulty increases from LEVEL1,the number of lights
increases in turn .Hit the digital tube plus 1 point, play hit sound. A typo is considered an error, and the digit tube loses 1
point. The game ends when the background music stops, the score exceeds the record of each LEVEL, the challenge is successful,
otherwise the game fails. In the non-game state, long press the song selection button to broadcast the current LEVEL's all-time high
record3. The speed key has a total of three gear speed adjustment, the faster the speed, the more the light, the difficulty will
increase.4. Volume key: A total of 4 levels of volume, cycle setting5.4 Light keys: white at the beginning of the game, press the
corresponding runway light when it reaches the last position to effectively display the color of the corresponding runway press the
wrong button to display red 2 minutes no operation will automatically shut down