No sound from the audio

1. Confirm whether the car head unit's radio channel is occupied by the phone, FM broadcasts, etc.

2. Reset the car head unit system.

3. Press and hold the product's reset button for 10 seconds until the white light turns on, or connect to the product's Wi-Fi, enter the password 88888888, open the browser on your phone and enter 192.168.1.101 to access the admin page and click Restore Factory Settings.

4. On the admin page, find the Audio Stream Mode, manually select mode1 and wait for the device to restart before testing. If the problem still exists, switch to mode2 and test.