Apple iPhone cannot connect to the device by Bluetooth ("Helmetphone" or "Helmet Headset" or "BH60" or "BH100")?

Apple iPhone cannot connect to the device by Bluetooth ("Helmetphone"or"Helmet Headset" or "BH60" or "BH100")?

1> Ignore the paired device or delete it from the list, and reconnect to it.

2> If the problem persists, restart the helmet, long press the on/off key to enter pairing status, and tap to implement manual connection.