User Manual

Receiving a phone call..............................................................................24
Using the voice assistance feature on your smartphone................................25
Settings 26
About the app for earphones/headphones...................................................26
List of settings (main screen).................................................................... 27
List of product settings (menu).. ............................................................... 28
Automatically adjust the sound quality according to the volume....................30
Playing back sound according to your surroundings.....................................31
Setting the auto-standby time.. ................................................................ 32
Updating the firmware.............................................................................33
Troubleshooting 34
Read this first.........................................................................................34
No sound can be heard............................................................................. 35
Your voice is hard to hear with the person to whom you are talking................36
Power will not turn on.. ........................................................................... 37
The product cannot be charged................................................................. 38
Cannot connect to a Bluetooth device.. ...................................................... 39
The product does not operate or play back..................................................40
The sound is distorted, noisy or choppy......................................................41
Problem Still Not Resolved (Customer Support).. ........................................ 42
Appendix 43
Specifications.........................................................................................43
List of operations.................................................................................... 44
List of indicator displays and audio messages..............................................46
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Contents