I have my anker bluetooth pair with my honor 8 plus phone. Try to call using bluetooth speaker/mic but the sound i get just buzzing sound. Try using aux port it seems to be ok the sound and mic work perfect.
I also try using aux port with my notebook. Speaker is ok but mic got no sound. When using bluetooth its ok but sometimes lost suddenly with buzzing sound.
We are sorry to hear your headphones are not working properly. According to the information you described, the issue you are experiencing is very unusual. Please try to hod down MFB and V+ 5S when insert USB charger to see if it helps at all
If the issue still persists, don’t worry, please don’t hesitate to contact us at service@soundcore.com by detailing your order number and the problem you come across. We will reply you within 24 hours.