Jabra SPEAK2 40 User Manual page 10

5.1 Typical use
WHAT
Power on/off
Answer call
End/reject call
Volume down/up
Mute/unmute
microphone
HOW
Hold (2 sec) the Power
button
Tap the Answer call
button
Tap the End call button
Tap (or hold) the Volume
down or Volume up
button
Tap the Mute button
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