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Step3:AdjustVolume
The CORE uses a multi-function push-button.
• Top of button: Raises volume and program.
• Bottom of button: Lowers volume and program.
To change volume, press and quickly release.
There is a single beep with every incremement. A voice
prompt indicates minimum and maximum volume.
Caution! To avoid a sudden blast of sound, please
raise the volume SLOWLY.
Please note: Whistling may be heard if the CORE is turned on but not positioned
securely in your ear. Once the ComfortTIP is properly inserted, whistling will stop.
11
Raises
volume &
program
Lowers
volume &
program
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