20S-EVO / 20S
Guide to Activate Speakers for 20S/20S-EVO/30K
- Upgrade your 20S/20S-EVO/30K firmware
- Follow this with a Factory Reset
- Update your smartphone App
- Connect your headset and phone app.
- Go into the App > Basic Settings and enable HD Speakers.
Note: If you have a 50S, the speakers are already activated.
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