LG TONE-T90QC Owner's Manual page 10

5. Connecting the LG TONE Free app
1 Search for "LG TONE Free" in the Google Play Store or App Store on your
mobile phone or scan the QR code below to install the LG TONE Free app.
2 Run the app to use various functions. (Check Earbud Battery, Voice Alert,
Change Equalizer Mode, Check Last Connected Location Information, and
Find My Earbuds function, etc.)
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