keywords: TWS109, true wireless, cut, drop out, short range, lose connection, android, not working, left side
1.There is a known compatible issue between Android 8.0 and above and the first batch (Lot NO.: 17F1 ). If you received the 17F1 ones and you use Android 8.0 and above, pls contact support@avantree.com to get a replacement from new batch.
How to check your phone version & Lot NO. of the headset you received:
If not as above, pls go to 2
2.Turn off and turn on both earbuds again. Is the left one connected well with right one?
Connected: LED on both easbuds flashes BLUE twice every 5s (18B1)/ once every 3s (17F1)
Not connected: LED on the Left earbud flashes BLUE once every 1s
(1) If left isn’t connected with right one, please try to connect them manually as following:
(2) If left is connected well with right one but still get one side sound, pls do asfollowing：
Check if both earbuds connect to your phone. If so,please clear all pairing history about TWS109 on your phone,then repair.
If above is no use,please contact us at support@avantree.com.
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