The Walkie Talkie (PTT) function on your Livall helmet is a great way to communicate with other riders in your group. Here's how to use it:

1. Connect to the Livall App: Before using the Walkie Talkie function, make sure that you are connected to the Livall App on your smartphone. This will allow you to access all of the features of your helmet, including the Walkie Talkie function.

2. Hold down the intercom button: To use the Walkie Talkie function, simply hold down the intercom button on the side of your helmet. This will activate the microphone and allow you to speak to other riders in your group.

3. Speak clearly: When using the Walkie Talkie function, it's important to speak clearly and loudly enough for other riders to hear you. Make sure that you are not too far away from the other riders in your group, as this can affect the quality of the sound.

4. Listen for responses: After you have finished speaking, listen for responses from other riders in your group. You can also use the intercom button to switch between different channels or to turn off the Walkie Talkie function altogether.

Overall, the Walkie Talkie (PTT) function on your Livall helmet is a great way to stay connected with other riders in your group. By following these simple steps, you can easily use this feature to communicate with your fellow riders and enjoy a safer, more enjoyable ride.