User Manual

Listening to music................................................................................... 24
Receiving a phone call..............................................................................25
Using the voice assistance feature on your smartphone................................26
Settings 27
About the app for earphones/headphones...................................................27
List of settings (main screen).................................................................... 28
Automatically adjust the sound quality according to the volume....................30
Automatically adjust the sound quality according to the product’s fit.............31
Playing back sound according to your surroundings.....................................32
Setting the auto-standby time.. ................................................................ 33
Updating the firmware.............................................................................34
Troubleshooting 35
Read this first.........................................................................................35
No sound can be heard............................................................................. 36
Your voice is hard to hear with the person to whom you are talking................37
Power will not turn on.. ........................................................................... 38
The product cannot be charged................................................................. 39
Cannot connect to a Bluetooth device.. ...................................................... 40
The product does not operate or play back..................................................41
The sound is distorted, noisy or choppy......................................................42
Problem Still Not Resolved (Customer Support).. ........................................ 43
Appendix 44
Specifications.........................................................................................44
List of operations.................................................................................... 45
List of indicator displays and audio messages..............................................47
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Contents