Plantronics 620 Speakerphone Controls, Volume Up/Volume Down Buttons, Pairing LED, Power LED

Speakerphone Controls

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1Volume Up/Volume Down Buttons

Increase/decrease volume Press up/down volume buttons to desired volume

Maximum or minimum volume Hold up/down buttons until max/min reached

Ringer volume Press up/down volume buttons while no call is active

2Pairing LED

Flashing Blue/Red In pairing mode; (Pairing mode ends after 10 minutes if unsuccessful)

Solid Blue Paired successfully

3 Power LED
Two red flashes	Less than two hours of talk time remaining
Three red flashes	Less than 30 minutes of talk time remaining

4Mute Button

Mute microphones (far-end cannot hear 1 short button press mutes mics; Mute LED turns

you)	solid red
Un-Mute microphones	1 short button press un-mutes microphones; Mute LED turns off
Reject an incoming call	1 long button press (2 seconds); call rejected

5Call Button

Answer or end a call (PC or Mobile) Answer a 2nd call while on a call

1 button press

1 button press ends first call, 2nd 1 short button press answers 2nd call

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