LG TONE-DFP9 Manuel De Référence page 11

4 If the pop-up does not appear, select [LG-TONE-FP9] from the
Bluetooth menu on the mobile phone and connect it (for users of iOS
or Android 5.0 or lower versions).
CAUTION: In the list of Bluetooth connected devices,
!
LG-TONE-FP9_LE is not the correct model name for connection.
Check the model name in use and connect with the model name
without "LE" .
If the earbud model name is abnormally displayed on the Android
device, change the model name in the Bluetooth menu of
Connected Device Settings.
NOTE: To connect with another device, perform the above procedure again.
Bluetooth name of the product is "LG-TONE-FP9".
Automatic Reconnection
The earbuds are connected automatically when you open the cover of
the charging case. If you close the cover of the charging case with both
earbuds mounted in the charging case, the earbuds are disconnected.
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