User Manual

Talking on the phone.. ............................................................................. 34
Starting the voice assistant.. .................................................................... 35
Dedicated Application 36
About the “Headphone Control” app..........................................................36
App settings.. ......................................................................................... 37
Troubleshooting 39
Read this first.........................................................................................39
Cannot connect.......................................................................................40
Multi-point connection unavailable.. ......................................................... 41
Power will not turn on.. ........................................................................... 42
The product cannot be charged.. ............................................................... 43
The product does not operate or play back..................................................44
No sound can be heard.. ........................................................................... 45
Sound can only be heard from one earbud...................................................46
Sound is not good or sounds strange..........................................................47
The sound is distorted, noisy or choppy......................................................48
Using only one of the earbuds.. ................................................................. 49
Initializing (performing a factory reset)......................................................50
Updating the firmware.............................................................................51
List of support centers.............................................................................53
Appendix 54
List of operations....................................................................................54
List of indicator displays and audio messages..............................................56
Specifications.........................................................................................58
Optional accessories (sold separately).. ..................................................... 60
Trademarks............................................................................................61
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Contents