Enabling Vibration Alert - LG TONE-NP3 Owner's Manual

Enabling vibration Alert

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The headset is supplied with the vibration alert enabled by default.
To enable or disable the vibration alert, press and hold the Volume button
( ) for one second while the device is on standby.
NOTE: If you disable the vibration alert, no vibration occurs when
there is an incoming call or you are out of range.
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