User Guide
Table Of Contents
- Contents
- Notice
- Product Overview
- Charging and Powering
- Connections
- Wearing this product
- Operating this Product
- Settings
- Troubleshooting
- Read this first
- No sound can be heard
- Your voice is hard to hear with the person to whom you are talking.
- Power will not turn on
- The product cannot be charged
- Cannot connect to a Bluetooth device
- The product does not operate or play back
- The sound is distorted, noisy or choppy
- Problem Still Not Resolved (Customer Support)
- Appendix
Automatically adjust the sound quality according to the
product’s fit
When LISTENING OPTIMIZER is enabled, this product will automatically adjust the sound quality to best
match how the earphones fit on your ears and your ear shape.
Use the Headphones Controller app to make these settings.
(
LISTENING OPTIMIZER
Settings
(
ON (default setting): enables LISTENING OPTIMIZER
(
OFF: disables LISTENING OPTIMIZER
Related links
(
“About the app for earphones/headphones”(p.27)
(
“List of settings (main screen)”(p.28)
31
Settings > Automatically adjust the sound quality according to the product’s fit