HT4186 - Troubleshooting - One side sound


keywords: Avantree, HT4816,NB16, Bluetooth headphones, Transmitter neckband, lower, sound

If you found the sound only coming from one side of the headphone,

1. Pls try to adjust the headphone wearing to make sure that it is snugly fit.

2. Pls directly connect the headphone with your phone via bluetooth.

---- If it's still one side sound, the headphone might be a defective one. Pls kindly contact for a replacement. 


---- If the sound is normal, pls ensure the transmitter and the headphone is well connected. Please try to reset the headphone and transmitter; and then reconnect again. 

If the problem still exist, pls drop an email at for further assistant.


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