Plantronics RIG 800 series, User Manual

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Lift the boom to a full stop to mute the microphone.
CAUTION
Do not force the boom past its upper or lower limits.
Cycle through the EQ modes by tapping the EQ button.
Tap the EQ button and hear EQ mode
one tone Pure EQ is our signature sound
two tones Seismic EQ boosts bass
three tones Intensify EQ focuses on detail sounds
four tones Vocal EQ emphasizes vocal frequencies
Mute
Set EQ
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